LECO® Alpha Description002-301 AR3818 CERAMIC CRUCIBLE, BAGGED, BOX002-302 AR3818 CERAMIC CRUCIBLE, BAGGED, BOX002-308 AR3818F CERAMIC CRUCIBLE, BOX OF 1000,002-309 AR3818F CERAMIC CRUCIBLE, BOX OF 1000,145-601 AR5601 WATER TEMP REGULATOR ~;~156-002 AR002 O RING UPPER ELECTRODE156-003 AR156 O RING156-004 AR005 BACKUP RING, TEFLON ~;~163-012 AR63012 TUBING INSERT170-001 AR0001 SPRING, LOWER ELECTRODE ~;~172-505 AR2505 TEFLON TUBING 1/4" OD X 3/16"I175-573 AR5573 DISCONTINUED - NO REPLACEMENT175-574 AR5574 OPTICAL SWITCH ASSEMBLY175-590 AR5590 PUMP REPAIR KIT175-631 AR5631 MOTOR BRUSH FOR 774-571 VACUUM175-632 AR5632 Flow Controller "O" Ring - ALL175-659 AR5659 PAPER DEFLECTOR, V55147 ~;~175-673 AR5673 NO LONGER AVAILABLE!!!175-674 AR5674 TEAR OFF BLADE SPRING183-001 AR2174 ALPHASOLVE II, 20-30 MESH 500188-012 AR293 BRUSH, CLEANING, SMALL190-142 AR142 SS Electrode Plate Screws, pkg190-322 AEE2248 SCREW FOR FRONT U BLOCK190-739 AR739 NYLON SPACER SCREW190-742 AEE2241 3/8 SOCKET CAP SCREW194-060 AR4060 HEX JAM NUT

Value Beyond Measure

Updated 7/7/2018

194-150 AR4060 HEX JAM NUT204-001 AR001 THERMOREGULATOR/TC30/TN14501-001 AR1701 0.57% SULFUR COAL STANDARD. 50501-005 AR1704 1.09% SULFUR IN COAL STANDARD,501-008 AR008 ALPHACEL II TUNGSTEN/TIN, -20/501-009 AR1009 SPRING CLIP FOR DUST TRAP ~;~501-010 AR010 DUST TRAP/COMPLETE501-011 AR011 DUST TRAP INSIDES ~;~501-012 AR011B DUST RESERVOIR ~;~501-013 AR013 DUST TRAP FILTER CLOTH, PKG OF501-014 AR1705 1.48% SULFUR IN COAL501-015 AR1703 0.89% SULFUR COAL STANDARD, 50501-020 AR1708 3.03% SULFUR IN COAL STANDARD501-022 AR1709 3.79% SULFUR IN COAL STANDARD501-024 AR322 CAST IRON STANDARD, C= 3.38% S501-027 AR204 RUBBER SQUEEZE BULB501-031 AR031 INDUCTION COIL L TYPE501-034 AR1034 CALCIUM CARBONATE STANDARD, 12501-034 AR1034-100 CALCIUM CARBONATE STANDARD, 12501-045 AR1045 ZIRCON CRUCIBLE, CHN501-045-125 AR1045 ZIRCON CRUCIBLE, CHN501-046 AR2021 SUCROSE STANDARD, 50 GRAM501-050 AEB2099 NICOTINIC ACID OAS 15G501-053 AEB2000 ACETANILIDE OAS 1g501-053 AR1053 ACETANILIDE, 10 G501-057 AR079G ALPHANAL WETTING AGENT, 1gal.501-059 AR059 Smooth Wall Tin Capsule (H=18m501-060 AR060 MANGANESE DIOXIDE501-061 AR1061 ARROWROOT STARCH, 227g501-062 AR061 BOAT PULLER501-067 AR067 ROTOMETER BALL ~;~501-073 AR073 GRAPHITE POWDER, 100 G501-073 AR539 DISSONTINUED501-076 AR076 Tin Metal Accelerator 20 Mesh501-077 AR077 IRON CHIP ACCELERATOR, 908 G501-078 AR078 IRON POWDER, 1 POUND CONTAINER501-079 AR079 ALPHANAL WETTING AGENT 4oz501-081 AR081 GLASS WOOL, 1 POUND CONTAINER501-082 AR022 CLEANING BRUSH

501-083 AR304 DUCTILE IRON C= 4.21% S= 0.021501-084 AR084 TYGON TUBING 1/4" ID, 3/8" OD501-085 AR086 TYGON TUBING 5/16"" ID501-087 AR087 TYGON TUBING 3/16"" ID501-089 AR507 ITEM DISCONTINUED - NO REPLACE501-095 AR2814 RESIDUAL FUEL OIL STANDARD 1.0501-099 AR2837 LUBE OIL, 4.00%S , 100ml501-101 AR800 ARROWROOT STARCH SOLUTION, 500501-105 AR301 CAST IRON C=1.99% S=0.0162%,501-110 AR110 SILICONE TUBING, 9.5 MM ID X 3501-110-009 AR110 SILICONE TUBING, 9.5 MM ID X 3501-110-019 AR110-19 SILICON TUBING, 3/8" ID, 19" L501-112 AR112 1/4"" I.D. NEOPRENE TUBING501-123 AR307 TUNGSTEN CARBIDE C= 6.13% S= 0501-130 AR1710 4.25% SULFUR IN COAL STANDARD501-130 AR1714 1.71% SULFUR IN COAL STANDARD,501-144 AR144 MAGNESIUM OXIDE, 1 POUND501-147 AR148 COPPER PIN STANDARD, HIGH OXYG501-148 AR149 COPPER PIN STANDARD, HIGH OXYG501-165 AR1165 DRIERITE INDICATING 10-20 mesh501-166 AR166 REPLACED BY AR 2176501-170 AR170 RARE EARTH COPPER OXIDE, 50 GR501-171 AR171 ALPHADRI MAGNESIUM PERCHLORATE501-171-HAZ AR171 ALPHADRI MAGNESIUM PERCHLORATE501-179 AR079P ALPHANAL WETTING AGENT, 1pint501-184 AR1711 5.13% SULFUR IN COAL STANDARD501-197 AR197 REPLACED BY AR 775501-233 AR233 CERAMIC ADHESIVE ALUMINA, REP501-234 AR234 OXYGEN SPECIMEN FILE501-241 AR241 SILICONE GREASE 150g501-263 AR263 COPPER ACCELERATOR, 3 POUNDS501-264 AR264 COPPER ACCELERATOR, 227 GRAMS501-265 AR1265 CRUCIBLE HOLDER TRAY501-280 AR634 ""O"" RING (DUST TRAP)501-291 AR291 OXYGEN REGULATOR501-369 AR1727 PROX COAL STANDARD, 50 GRAMS501-426 AR426 COMBUSTION CONTROL, SOLID, I P501-427 AR427 COMBUSTION CONTROL FOR LIQUID501-428 AR1721 PROX COAL STANDARD, 50 GRAM BO

501-429 AR1723 PROX COAL STANDARD, 50 GRAM BO501-430 AR1724 PROX COAL STANDARD, 50 GRAM BO501-431 AR1726 PROX COAL STANDARD, 50 GRAMS501-432 AR1728 PROX COAL STANDARD, 50 GRAMS501-433 AR1730 PROX COAL STANDARD, 50 GRAM BO501-438 AR734 PROX MET COKE, 50 GRAM501-439 AR000 PARAFFIN OIL C,H,N, BTU501-441 AR2021 SUCROSE STANDARD, 50 GRAM501-457 AR400 TIN COATED COPPER, 3 POUND CON501-458 AR2822 #2 DIESEL OIL 0.305% S, 100ml501-501 AR870 C/S RING STANDARD C= 0.027% S501-502 AR871 C/S RING STANDARD C= 0.0363% S501-503 AR872 C/S RING STANDARD C= 0.159% S=501-504 AR873 C/S RING STANDARD C=0.428% S=0501-505 AR874 C/S RING STANDARD C= 0 .658% S501-506 AR875 C/S RING STANDARD C= 0.799% S=501-529 AR556 HYDROGEN IN STEEL PIN STANDARD501-539 AR930 ACTIVATED CHARCOAL - ITEM DISC501-551 AR660 O/N IN STEEL PIN STANDARD O=0.501-551 AR667 O/N IN STEEL PIN STANDARD O= 0501-551 AR670 O/N IN STEEL PIN STANDARD O= 0501-552 AR656 O/N IN STEEL PIN STANDARD O=0.501-552 AR662 O/N IN STEEL PIN STANDARD O= 0501-553 AR669 SOLD OUT & DISCONTINUED. NO R501-561 AR2016 SOY BEAN MEAL N= 8.40% S= 0.46501-563 AR2025 CORN MEAL STANDARD. 30g PER B501-571 AR571 COPPER CAPSULE - bottle of 100501-587 AR912 PLATINIZED SILICA501-587 AR912B PLATINIZED SILICA, BULK 500G U501-592 AR062 MANGANESE DIOXIDE501-598 AR598 SHORT NIBBLED NICKEL LOW OXYGE501-598 AR599 LONG NIBBLED NICKEL LOW OXYGEN501-608 AR1608 QUARTZ WOOL WADDING501-609 AR615 FURNACE REAGENT, 100g PER BOTT501-614 AR1614 SPATULA, RUBBER GRIP HANDLE, F501-621 AR621 COPPER TURNINGS, DEGASSED, 200501-632 AR632 MOLE SIEVE TRAP 14 G501-636 AR636 VANADIUM PENTOXIDE, 250 G BOTT501-640 AR366 COPPER ACCELERATOR, 25 POUND

501-641 AR643 COPPER METAL SCRUBBER501-644 AR644 O/N IN STEEL PIN STANDARD O= 3501-644 AR645 O/N IN STEEL PIN STANDARD O= 0501-645 AR1651 O/N IN STEEL PIN STANDARD O= 0501-647 AR1655 SOLD OUT NO REPLACEMENT501-648 AR2776 ULTIMATE COAL STANDARD, 50 GRA501-656 AR621 COPPER TURNINGS, DEGASSED, 200501-673 AR673 WROUGHT IRON CHIP STANDARD C=0501-674 AR881 C/S PIN STANDARD C= 0 .0161% S501-675 AR882 C/S PIN STANDARD C= 0.0532% S=501-675 AR891 C/S PIN STANDARD C= 0.0236% S=501-676 AR890 STEEL PIN STANDARD CARBON= 0.0501-677 AR895 C/S PIN STANDARD C= 0.275% S=501-678 AR884 C/S PIN STANDARD C= 0.443% S=501-678 AR886 C/S PIN STANDARD C= 0.724% S=501-679 AR885 C/S PIN STANDARD C= 0.821% S=501-679 AR889 C/S PIN STANDARD C= 0.931% S=501-697 AR612 PLATINIZED CHARCOAL ~;~501-951 AR1951 NICKEL CALIBRATION WIRE501-955 AR1722 PROX COAL STANDARD, 50g501-957 AR1729 PROX COAL STANDARD, 50 GRAM BO501-961 AR304 DUCTILE IRON C= 4.21% S= 0.021501-964 AR1712 5.79% SULFUR IN COAL STANDARD501-964 AR1715 7.06% SULFUR IN COAL STANDARD,501-967 AR2851 EXTREME PRESSURE OIL , 100ml501-968 AR2852 EXTREME PRESSURE OIL 2.95% S,501-969 AR2853 EXTREME PRESSURE OIL , 100ml502-005 AR1205 PIPETTE BRUSH502-007 AR2189 TUBE CLEANER, 8MM X 4FT, FP 42502-008 AR570 TIN PLUGS, 150 PER BOTTLE502-016 AR655 SOLD OUT - REPLACEMENT EXPECTE502-016 AR663 O/N IN STEEL PIN STANDARD O= 0502-020 AR599 LONG NIBBLED NICKEL LOW OXYGEN502-021 AR548 DISCONTINUED ~;~502-023 AR473 UTILITY FUNNEL FOR GLASS TUBES502-024 AR651 HON IN TITANIUM STANDARD H=0.0502-026 AR2815 RESIDUAL FUEL OIL 2.03% SULFUR502-026 AR2818 RESIDUAL FUEL OIL STANDARD 1.5502-028 AR1617 TWEEZERS, STAILNESS STEEL, STR

502-032 AR078 IRON POWDER, 1 POUND CONTAINER502-040 AR2166 Smooth Wall Tin Capsule (H= 18502-042 AR025 QUARTZ CRUCIBLE, CHN502-049 AR049 N CATALYST, 50 GRAM BOTTLE502-052 AR323 PIG IRON STANDARD, C= 3.92% S502-055 AEB2141 ORCHARD LEAVES STANDARD 20G502-060 AR556 HYDROGEN IN STEEL PIN STANDARD502-061 AR555 HYDROGEN IN STEEL PIN STANDARD502-062 AEB2180 SOIL STANDARD (SANDY) 30G502-062 AR4018 C/S IN SOIL STANDARD. C= 1.26%502-062 AR4020 CARBON IN SYNTHETIC SOIL STAND502-062 AR4029 CARBON IN SYNTHETIC SOIL STAND502-062 AR4105 LOSS ON IGNITION STANDARD 5% L502-062 AR4106 LOSS ON IGNITION STANDARD 10%502-062 AR4107 LOSS ON IGNITION STANDARD 20%502-062 AR4108 LOSS ON IGNITION STANDARD 30%502-071 AR2864 LUBE OIL 29.67% S , 100ml502-072 AR655 SOLD OUT - REPLACEMENT EXPECTE502-076 AR571 COPPER CAPSULE - bottle of 100502-077 AR570 TIN PLUGS, 150 PER BOTTLE502-083 AR100 RESIDUAL OIL, C,H,N, BTU 4oz502-085 AR3085 ZINC SULFIDE STANDARD 32%, 50502-091 AR091 CALCIUM OXALATE 50g502-092 AR2092 EDTA, 50 G BOTTLE502-092-250 AR2092-250 EDTA, 250G BOTTLE502-122 AR2122 FIRING FUSE WIRE, 2"" LONG502-134 AR2134 BENZOIC ACID TABLET,1.45G, PAC502-134 AR2134C BENZOIC ACID TABLET, 1.45G/TAB502-134 AR2134V BENZOIC ACID TABLET,1.45G, PAC502-154 AR 648 SEE AR648502-154 AR648 H/O/N IN TITANIUM; H= 0.0155%502-156 AR2156 FLUOR HIBIT, 1 POUND CONTAINER502-167 AR2167 Smooth Wall Tin Capsule (H=22,502-173 AR173 ALPHACEL II HP, 750G BOTTLE502-174 AR167 REPLACED BY AR2174502-174 AR2174 ALPHASOLVE II, 20-30 MESH 500502-176 AR169 ALPHASOLVE 8-20 MESH, 250 G UN502-176 AR2176 ALPHASOLVE II, 8-20 MESH 500 G502-177 AR177 QUARTZ WOOL FINE, 4-12 micron

502-181 AR2181 TUNGSTEN TRIOXIDE 60 GRAM502-183 AR2183 NICKEL CAPSULE, 6.5 X 10 MM, F502-184 AR502 BENZOIC ACID POWDER, 99%502-186 AR2186 TIN FOIL CUPS, 36mm x 36mm502-186 AR2186-200 TIN FOIL CUPS, 36mm x 36mm502-186-100 AR2186 TIN FOIL CUPS, 36mm x 36mm502-186-100 AR2186-200 TIN FOIL CUPS, 36mm x 36mm502-186-1000 AR2186-1000 Tin Foil Cups, 36 x 36mm, 1000502-186-200 AR2186-200 TIN FOIL CUPS, 36mm x 36mm502-187 AR2187 Smooth Wall Tin Capsule (H=9mm502-188 AR2188 ALUMINUM OXIDE PELLETS502-189 AR189 COPPER STICKS 100 G AMPOULE502-190 AEB1002 COPPER OXIDE, FINE WIRES, .5 X502-202 AR1701 0.57% SULFUR COAL STANDARD. 50502-203 AEB2031 STEARIC ACID STANDARD, OAS502-204 AEB2034 3,5-DINITROBENZOIC ACID, OAS502-205 AEB2030 CAFFEINE STANDARD, OAS502-206 ASD2000 SILVER CAPSULES, PRESSED, 3.2502-206 ASD2003 AG CAPSULES, 5MM X 3.5MM PACK502-207 AEB2035 CYSTINE, OAS502-208 AEB2036 SULPHANILAMIDE, OAS,1 GRAM BTL502-209 AR2209 SULFAMETHAZINE, 5 G502-211 AR211 GLYCINE502-213 AR2213 LEAK DETECTION SOLUTION, 32 ou502-225 AEB1036 AG TUNGSTATE/MG OXIDE502-226 AEB1009 AG VANADATE REAGENT, 10g PER B502-227 AR2227 PLEASE SEE ATD-1000 ~;~502-227 ATD1000 TIN CAPSULES, PRESSED, 4 X 3.2502-231 AR673 WROUGHT IRON CHIP STANDARD C=0502-258 AR621 COPPER TURNINGS, DEGASSED, 200502-266 AR205 FIRING FUSE WIRE, 300 DETERMIN502-272 AR2017 CORN GLUTEN C= 45.27% H= 5.98%502-273 AEB2018 4TRIFLUOROMETHYLBENZAMIDE, OAS502-273 AR2018 ALFALFA N= 3.52% S= 0.27%, 30502-274 AR2019 WHEAT FLOUR C= 38.86% H= 5.45%502-275 AR2020 RYE FLOUR C= 39.50% H= 5.50% N502-276 AR2026 OAT MEAL C= 47.00% H= 6.67% N=502-277 AR2027 BARLEY FLOUR, 30g PER BOTTLE502-278 AR2028 RICE FLOUR C= 45.38% H= 6.69%

502-282 AR189 COPPER STICKS 100 G AMPOULE502-283 AEE2105 ABSORBENT DISCS 3.5mm PACK OF502-294 AR008 ALPHACEL II TUNGSTEN/TIN, -20/502-294 AR173 ALPHACEL II HP, 750G BOTTLE502-295 AR621 COPPER TURNINGS, DEGASSED, 200502-297 AR008B ALPHACEL II TUNGSTEN/TIN, -20/502-298 AR298 SULFAMETHAZINE STANDARD, 25 G502-301 AR2301 TUNGSTEN OXIDE, 125g PER BOTTL502-304 AR2304 COPPER STICKS, RESEALABLE BOTT502-304-500 AR2304-500 COPPER STICKS, RESEALABLE CONT502-308 AEB2178 MEDIUM ORGANIC CONTENT SOIL ST502-308 AR4016 C/S IN SOIL STANDARD. C= 2.24%502-308 AR4021 CARBON IN SYNTHETIC SOIL STAND502-309 AEB2176 SOIL STANDARD (PEATY) 30G, C=1502-309 AR4012 C/S IN LIMESTONE STANDARD C= 1502-310 AR2310 STEEL WOOL FILTERING MATERIAL502-311 AR2311 FURNACE REAGENT 1000 CALCIUM T502-314 AR177 QUARTZ WOOL FINE, 4-12 micron502-318 AR4017 C/S IN SOIL STANDARD. C= 0.50%502-319 AR4005 ORE STANDARD C= 1.42% S= 1.33%502-320 AR4006 ORE STANDARD C= 3.75% S= 3.82502-321 AR321 ALPHACAT 25Og PER BOTTLE502-335 AR2335 DISCONTINUED502-338 AR338 ALPHAGEL CAPSULES, 7 MM OD, 40502-343 AR2343 NICKEL BOAT LINER, FOR LIQUID502-344 AR2344 NI BASKETS LOW OXYGEN, 1g, 10502-345 AR2345 NICKEL BASKETS 1.5G BASKETS, 1502-351 AR351 HALOGEN SCRUBBER, 50 G502-359 AR2359 MAGNESIUM OXIDE FURNACE REAGEN502-372 AR4007 SOLD OUT - Replacement target502-374 AR2374 PARTICULATE FILTER, PKG OF 50502-382 AR339 ALPHAGEL CAPSULES, 8 MM OD, 40502-383 AR1700 0.35% SULFUR IN COAL STANDARD,502-384 AR1702 0.73% SULFUR COAL STANDARD502-385 AR1704 1.09% SULFUR IN COAL STANDARD,502-386 AR1705 1.48% SULFUR IN COAL502-387 AR1708 3.03% SULFUR IN COAL STANDARD502-388 AR1711 5.13% SULFUR IN COAL STANDARD502-389 AR2892 RESIDUAL FUEL OIL STANDARD 0.2

502-390 AR2895 RESIDUAL FUEL OIL STANDARD 0.4502-391 AR2814 RESIDUAL FUEL OIL STANDARD 1.0502-392 AR2815 RESIDUAL FUEL OIL 2.03% SULFUR502-393 AR2816 RESIDUAL FUEL OIL 3.02% SULFUR502-394 AR2899 4.50%S IN RESIDUAL OIL, 100ml502-397 AR2397 TIN FOIL CUPS, 51mm x 51mm502-397-400 AR2397-400 TIN FOIL CUPS, 51mm x 51mm502-417 AR2838 LUBE OIL, .01%S , 100ml502-418 AR2932 LUBE OIL, 0.05 %S , 100ml502-419 AR2934 LUBE OIL, 0.10 %S , 100ml502-420 AR2833 LUBE OIL, .50%S , 100ml502-421 AR2835 LUBE OIL, 1.00%S , 100ml502-422 AR2836 LUBE OIL, 2.00%S, 100 ML BOTTL502-423 AR2837 LUBE OIL, 4.00%S , 100ml502-424 AR2871 ULTRA LOW #2 DIESEL OIL, NOMIN502-425 AR2873 ULTRA LOW #2 DIESEL OIL, NOMIN502-426 AR2875 ULTRA LOW #2 DIESEL OIL, NOMIN502-427 AR2877 ULTRA LOW #2 DIESEL OIL, NOMIN502-428 AR2823 #2 DIESEL OIL, 0 .53% S, 100ml502-429 AR2825 #2 DIESEL OIL 1.01% S, 100 ML502-430 AR2827 #2 DIESEL OIL 2.00% S, 100ml502-431 AR2829 #2 DIESEL OIL 2.95% S, 100ml502-433 AR1700 0.35% SULFUR IN COAL STANDARD,502-433 AR1701 0.57% SULFUR COAL STANDARD. 50502-434 AR1702 0.73% SULFUR COAL STANDARD502-435 AR1704 1.09% SULFUR IN COAL STANDARD,502-436 AR1705 1.48% SULFUR IN COAL502-436 AR1706 2.07% SULFUR COAL STANDARD502-437 AR1708 3.03% SULFUR IN COAL STANDARD502-438 AR1710 4.25% SULFUR IN COAL STANDARD502-438 AR1711 5.13% SULFUR IN COAL STANDARD502-438 AR1714 1.71% SULFUR IN COAL STANDARD,502-450 AR450 HEATED PARTICULATE FILTER, 33M502-473 AR473 UTILITY FUNNEL FOR GLASS TUBES502-489 AR2489 MICRO POROUS CRUCIBLE FOR CH502-493 AR2156 FLUOR HIBIT, 1 POUND CONTAINER502-634 AR2029 HIGH PURITY GRAPHITE502-642 AEB2148 PHENYLALANINE OAS 25G502-654 AEB2049 2,5-(Bis(5-tert-butyl-2-benzo-

502-656 AR621 COPPER TURNINGS, DEGASSED, 200502-670 AR1701 0.57% SULFUR COAL STANDARD. 50502-673 AR1708 3.03% SULFUR IN COAL STANDARD502-674 AR1710 4.25% SULFUR IN COAL STANDARD502-674 AR1714 1.71% SULFUR IN COAL STANDARD,502-705 AR189 COPPER STICKS 100 G AMPOULE502-810 AR810 ALPHAGEL LARGE V-CAPS502-812 AR2092 EDTA, 50 G BOTTLE502-820 AR568 NICKEL CAPSULE 7.0 x 12 mm FB502-822 AR568 NICKEL CAPSULE 7.0 x 12 mm FB502-825 AR825 TIN CAPSULES 9MM X 21MM502-834 AR0 PLEASE CONTACT ALPHA FOR ENTIR502-835 AR0 PLEASE CONTACT ALPHA FOR ENTIR502-844 AR2304 COPPER STICKS, RESEALABLE BOTT502-878 AR189 COPPER STICKS 100 G AMPOULE503-007 AR007 DETACHABLE FLOAT VALVE503-020 AR3020 DISCONTINUED503-031 AR905 THREE-LEGGED FUNNEL503-032 AR1618 TWEEZERS, STAINLESS STEEL, CUR503-032 AR901 Regular Glass Scoop .14cc Vol.503-033 AR033 SULFUR TRAP, FILLED503-051 AR051 OXYGEN BAFFLE 1 1/8"" TUBE503-052 AR052 BAFFLE 1 1/4"" TUBE507-010 AR911H CATALYST TUBE FILLED WITH HOPC507-011 AR911E CATALYST TUBE, UNFILLED507-012 AR012 REDUCER507-100 AR7100 CATALYST HEATER REPAIR507-200 AR7200 CATALYST HEATER REPAIR507-207 AR911 CATALYST TUBE, FILLED WITH PLA507-207 AR911R CATALYST TUBE FILLED WITH RARE507-300 AR7300 CATALYST HEATER REPAIR507-400 AR7400 CATALYST HEATER REPAIR507-500 AR7500 CATALYST HEATER REPAIR507-600 AR7600 CATALYST HEATER REPAIR507-700 AR7700 CATALYST HEATER REPAIR507-800 AR7800 CATALYST HEATER REPAIR507-900 AR7900 CATALYST HEATER REPAIR508-300 AR8300 CATALYST HEATER REPAIR508-400 AR8400 CATALYST HEATER REPAIR

508-500 AR8500 CATALYST HEATER REPAIR508-600 AR8600 CATALYST HEATER REPAIR, WITHOU511-036 AR182 EVAC PIN TUBE 150MM X 4MM ID,511-038 AR1038 Pin Tube Holder 3.5mm & 4.0mm511-039 AR181 EVAC PIN TUBE 150MM X 3.5MM ID511-390 AR183 EVAC PIN TUBE 150MM X 6MM ID,511-390 AR183M REPLACED BY AR183512-651 AR2651 ABRAS. DISC 13 3/4 1 3/4516-000 AR906 PURIFYING TRAIN516-004 AR504 ROTOMETER516-005 AR505 DRYING TOWER516-006 AR506 ACID TOWER FOR H2SO4516-063 AR507 ITEM DISCONTINUED - NO REPLACE517-204 AR204 RUBBER SQUEEZE BULB518-016 AR016 POTASSIUM IODATE BURETTE518-024 AR024 LIGHT DIRECTOR ~;~518-030 AR017 DISCONTINUED - NO REPLACEMENT518-045 AR045 DISCONTINUED519-004 AR004 HYDROCARBON SULFUR TUBE519-005 AR900 IGNITOR519-009 AR009 PEDESTAL (2.25 INCHES)521-084 AR1084 VARIAC ~;~521-112 AR114 SILICONE TUBING 3/8" ID, 4 INC521-113 AR113 SILICONE RING SEAL521-186 AR187 SOLID STATE RECTIFIER 500 pf521-254 AR254 POWER RELAY (R) ~;~521-287 AR287 SUPPRESSOR COIL ~;~521-305 AR932 DRYING TUBE, 5.0"528-018 AR3818 CERAMIC CRUCIBLE, BAGGED, BOX528-018 AR3818F CERAMIC CRUCIBLE, BOX OF 1000,528-018 AR8028F FILTERING CRUCIBLE, SMALL, FOI528-018-500 AR3818F-500 CERAMIC CRUCIBLE, BOX OF 500,528-028 AR8028 FILTERING CRUCIBLE, SMALL528-028 AR8028F FILTERING CRUCIBLE, SMALL, FOI528-030 AR8030 FILTERING CRUCIBLE, LARGE, 100528-040 AR040 COVER 4MM HOLE 1000/BOX528-042 AR042 POROUS COVER 1000/BOX528-043 AR9880 CER. COVER, 10 MM HOLE,1000/BO528-043 AR9880S 10 MM HOLE COVER, BAG OF 250

528-050 AR3818B CERAMIC CRUCIBLES, BOX OF 500528-053 AR8053 COMBUSTION BOAT, BOX OF 500528-053 AR8053D COMBUSTION BOAT, EACH528-120 AR8120 CERAMIC CRUCIBLE - LOW C & S,528-203 AR8203 COMBUSTION BOAT, BOX OF 500528-203-250 AR8203-250 COMBUSTION BOAT, BOX OF 250528-230 AR5282 GLAZED COMBUSTION BOATS528-313 AR8313 CERAMIC TUBE OBE 1 1/8 ID X 30528-314 AR8314 CERAMIC TUBE OBE 1 1/4 ID X 3528-331 AR8331 CERAMIC TUBE TE 1 1/8 ID X 27528-332 AR8332 CERAMIC TUBE TE 1 1/8 ID X 30528-333 AR8333 CERAMIC TUBE TE 1 1/4 ID X 30529-007 AR529 CERAMIC PEDESTAL, 3.05""529-011 AR9011 CERAMIC LINER SC32/132529-012 AR9012 BOAT STOP KIT, 2 BOAT STOPS529-018 AR3203 ZIRCONIUM NOZZLE529-022 AR9022 BOAT STOP HALF SC32/132529-026 AR026 CRUCIBLE FOR FP 428 AND CHN-60529-028 AR9023 BOAT STOP, COARSE529-031 AR9031 CONE SUPPORT D529-042 AR9042 CERAMIC CRUCIBLE GLAZED TGA, 1529-043 AR9043 CERAMIC COVER TGA, FOR USE WIT529-046 AR9046 CERAMIC TUBE TF-10529-047 AR9047 CERAMIC CRUCIBLE GLAZED TGA,20529-048 AR9048 CERAMIC COVER TGA, FOR USE WIT529-054 AR9023 BOAT STOP, COARSE529-055 AR026 CRUCIBLE FOR FP 428 AND CHN-60529-203 AR8203 COMBUSTION BOAT, BOX OF 500529-203 AR8203P COMB. BOATS SC32/132/CR12, BAG529-204 AR9204 COMBUSTION BOAT, S144, BOX OF529-204 AR9204-250 COMBUSTION BOAT, CS144, 250 PE529-204 AR9204P COMBUSTION BOAT, S144, BAG 0F529-204-250 AR9204-250 COMBUSTION BOAT, CS144, 250 PE532-003 AR535 HOUSING SEAT ASSEMBLY ~;~532-060 AR045 DISCONTINUED532-065 AR065 BURET FOR 532-500 ~;~532-066 AR066 VESSEL FOR 532-500 ~;~532-300 AR003 VALVE HOUSING AND SEAT532-500 AR532 AUTOMATIC SULFUR TITRATOR

533-104 AR801 STARCH DISPENSING PIPETTE537-103 AR103 POLYFLOW TUBE 1/4" PER FT540-140 AR140 BULB ~;~544-141 AR141 THERMOMETER WELL544-147 AR4147 LEVELING BOTTLE549-007 AR907 ARMATURE ~;~549-072 AR9072 RESTRICTOR549-076 AR176 BULB, SOURCE FOR 518,532550-004 AR404 SUGGEST AR404S OR AR5210 REBUI550-004 AR404S OSCILLATOR TUBE, SURPLUS550-007 AR5007 TIME DELAY TUBE DISCONTINUED550-044 AR044 DISCONTINUED - NO REPLACEMENT550-046 AR046 RESISTOR, 521/523550-047 AR0047 RF CHOKE/521/523 : DISCONTINU550-053 AR0053 POWER SWITCH FOR 521/523 ~;~550-119 AR019 RIGHT ANGLE BEND550-120 AR120 SULFUR COMBUSTION TUBE550-122 AR122 CARBON COMBUSTION TUBE550-123 AR123 INSERT, PEDESTAL550-124 AR124 PEDESTAL, 2.50"550-162 AR162 LOWER RING ADAPTER ~;~550-165 AR165 SPRING CLIP FOR COMB TUBE550-167 AR550 FURNACE FAN, 521/523550-182 AR180 QUARTZ ENCLOSED GRAPHITE ~;~550-183 AR179 QUARTZ CRUCIBLE INSERT550-184 AR184 DISCONTINUED, SUGGEST AR 263 A550-187 AR186 CAPACITOR - SURPLUS ITEM563-035 AR035 DISCNTINUD REPL BY NOTHNG ~;~563-037 AR037 DISCONTINUED566-008 AR006 INDUCTION COIL568-016 AR428 O RING572-016 AR72016 CONTROL VALVE FOR 572572-018 AR572 DISCONTINUED ~;~572-029 AR029 FLOAT VALVE572-031 AR2031 SPLASH PROOF DEVICE578-672 AR672 ""O"" RING585-235 AR200 PIN CUTTER WHEEL , 7" DIAMETER585-270 AR270 PIN CUTTER WHEEL , Al2O3 7 I585-359 AR5359 SPACER FOR AR2000, 1/2 GRAM

585-360 AR5360 SPACER FOR AR2000, 1 GRAM585-600 AR2000 *PIN CUTTER, WITH SPACERS AND589-305 AR9305 1/4" RUBBER SLEEVE589-364 AR9364 OVEN FAN ~;~589-551 AR422 O RING (AUTO DROP)589-699 AR699 LANCE SLEEVE, RUBBER589-859 AR859 NOT CURRENTLY AVAILABLE ~;~589-887 AR887 O - RING589-891 AR9891 TIMER RELAY 750/589 ~;~593-100 AR593 TIMER, SULFUR TITRATOR598-142 AR859 NOT CURRENTLY AVAILABLE ~;~598-157 AR157 H2O TRAP FILLED 750,589598-158 AR158 H2O TRAP UNFILLED598-257 AR257 DISCONTINUED598-614 AR613 BULB/SWITCH 750-100 6.3V ~;~601-064 AR064 QUARTZ HEATER TUBE, CF-10601-065 AR1065 PYREX REAGENT TUBE, CF-10601-132 AR132 COMB TUBE FOR CNH600/800601-133 AR1133 ""O"" RING601-158 AR1158 O RING, CHN 900601-159 AR1159 O RING, CHN 900601-201 AR1201 REACTION TUBE601-390 AR390 QUICK DISC TUBE601-397 AR397 CERAMIC WOOL SHIM, PACKAGE OF601-437 AR437 QUARTZ CATALYST TUBE FP428601-438 AR438 COMBUSTION TUBE, FP428, INCLUD601-441 AR441 QUARTZ LANCE TUBE, FP428601-442 AR442 O RING, FP428601-482 AR482 HONEYCOMB SUPPORT, FP428601-483 AR483 PRINTER PAPER 9 1/2 x 11", 600601-484 AR484 RIBBON SPOOL PRINTER601-490 AR1490 FOILER FIXTURE601-504 AR1504 O RING, LOADING BLOCK FP228601-505 AR1505 ""O"" RING, FP/NS 2000601-506 AR1506 COMBUSTION TUBE, FP228601-508 AR438 COMBUSTION TUBE, FP428, INCLUD601-654 AR1654 THERMOCOUPLE FOR CHN2000/CHN10601-684 AR684 O RING601-691 AR1691 .125 CFLEX TUBING PER FT

601-691-030 AR1691-30 CFLEX TUBE, 30" SECTION601-691-036 AR1691-36 CFLEX TUBING, .125"" ID601-862-110 AR1862 DISCONTINUED, NO REPLACEMENT601-920 AR920 O RING601-939 AR1939 O-RING DOSING VALVE601-963 AED4032 SMOOTH WALL TIN CAPSULES FLAT601-963 AR1963 DISCONTINUED601-981 AR981 SIDE ARM CLEANING BRUSH602-197 AR6186 FTG ADAPTER, RC612602-615 AR2615 CERAMIC FURNACE HOUSING ~;~602-802 AR802 O RING, FOR RH 402602-803 AR803 O RING, FOR RH 402602-969 AR969 5000 DETERMINATIONS PKG ~;~602-977 AEE2374 SIDE ARM PLUG603-047 AR63047 URETH TUBING, .061 X ~;~603-048 AR63048 URETH TUBING, .061 NAVY BLUE603-049 AR63049 URETH TUBING, .061 X ~;~603-050 AR63050 URETH TUBING, BLACK .061603-051 AR63051 URETH TUBING, WHITE .061603-052 AR63052 URETH TUBING, .061 X .12 ~;~603-101-460 AR980 IN LINE PARTICLE FILTER603-350 AEE2464 O RING INSTALLATION TUBE603-433 AR3433 O-RING603-493 AR3493 O RING603-706 AR706 PEDESTAL RH402603-707 AR707 REACTION TUBE RH 402 ~;~603-710 AR710 QUARTZ CRUCIBLE PACK/24603-910 AR3910 O RING603-970 AR3970 O-RING, LOADING MECHANISM, RH4603-971 AR3971 O-RING, LOADING MECHANISM FOR604-112 AR604 QUARTZ CATALYST TUBE ~;~604-114 AR923 PEDESTAL ONLY604-163 AR163 BRASS BRUSH604-172 AR172 O RING604-241 AR4241 REACTION TUBE, RH 402604-271 AR271 SS BRUSH DIAGONAL SLOT604-370 AEE2930 FILAMENT MATCHED PAIR604-373 AR4373 CAPSULE HOLDER, FOR USE WITH A604-496 AR4496 TEFLON TUBING 1/8"" O.D., FOOT

604-518 AR518 SS BRUSH, NO SLOT, FINE WIRE604-541 AR4541 LANCE TUBE, CHN900/932, QUARTZ605-520-087 AR6055 O RING PACKAGE605-814 AR5814 PEDESTAL ADAPTER ASSY, INCLUDE605-815 AR5815 PEDESTAL ADAPTER, FOR USE WITH605-816 AR816 CERAMIC PEDESTAL605-817 AR817 PEDESTAL ADAPTER, CS125 ~;~605-818 AR818 PEDESTAL ADAPTER ~;~605-828 AR828 O RING, FP428605-830 AR830 O-RING605-875 AR5875 FURNACE RED/OX TUBE606-026 AR6026 GRAPHITE CRUCIBLE, PKG 10606-202 AR202 FURNACE FAN FP2000 SERIES606-224 AR6224 THERMOCOUPLE606-286 AR563 SHORT TERMINAL BRAIDED STRAP,606-308 AR6308 STEPPED CERAMIC BOAT STOP606-309 AR6309 OUTER COMBUSTION TUBE606-310 AR1477 O RING, OUTER COMBUSTION TUBE606-310 AR6310 REPLACED BY AR1477 ~;~606-312 AR1476 O RING, INNER COMBUSTION TUBE606-312 AR6312 REPLACED BY AR1476 ~;~606-313 AR6313 INNER COMBUSTION TUBE606-316 AR6316 ADAPTOR ASSEMBLY, SC 432, WITH606-317 AR6317 PURGE TUBE, WITH FITTINGS606-318 AR6318 3 HEATING ELEMENTS SC432606-319 AR6319 BRAIDED LEAD WIRE, 6.5 INCHES606-320 AR6320 BRAID CLAMP FOR ELEMENT606-327 AR6327 GAS DRYING TUBE, SC-432606-333 AR6333 O-RING, LANCE SC32606-340 AR6340 LANCE TUBE FP2000 250MM606-403 AR403 COLLECTION TUBE BRUSH606-444 AR6644 # 2 STEPPED CERAMIC STOP606-547 AR6547 BOAT PULLER, SC 432606-550 AR6550 FINGER ARM FOR AR6547 BOAT PUL606-601 AR6601 HEATING ELEMENTS606-601-100 AR6601-100 HEATING ELEMENT KIT606-602 AR6602 FURNACE END CAPS, FP2000606-655 AR6655 LARGE VOLUME DRYING TUBE ~;~606-747 AR6747 DRILLED LANCE TUBE, 2HOLE ~;~

607-073 AR607 O RING608-065 AR8065 LANCE TUBE TRUSPEC MICOR 02608-089 AR8089 O-RING608-091 AR8091 O-RING608-130 AEC7000 INNER PYROLYSIS TUBE608-339 AR8339 CHN-1000 LANCE TUBE608-342 AR342 INNER COMB TUBE, QUARTZ608-343 AR8343 HEATING ELEMENT, CHN-1000608-344 AR344 OUTER COMB TUBE, CERAMIC608-378 AR1476 O RING, INNER COMBUSTION TUBE608-379 AR8379 QUARTZ WOOL STRIPS, 15"608-505 AR8505 INNER COMB TUBE, CERAMIC608-617 AP149C IN-LINE FILTER, FOR PARR BOMB608-624 AR624 O-Ring608-866 AR866 .1875 ID CFLEX TUBING, FT609-107 AR241 SILICONE GREASE 150g609-114 AR9114 COMB. TUBE O-RING FP428609-116 AR9116 COMB TUBE NEW STYLE, FP 428, W609-129 AR9129 LANCE, STRAIGHT609-170 AR9170 QUICK CAP KIT INCLUDES ~;~609-171 AR9171 PLUNGER ASSEMBLY ~;~609-172 AR9172 TUBING, CELLULOSIC, .210 ID, 2609-271 AR9271 RADIAL SHAFT SEAL, FOR FP2000609-394 AR394 HEAT SHIELD, FP/NS2000609-474 AR9474 FINGER ARM FOR AR1207 PULLER A609-556 AEE2194 MOTOR609-728 AR9728 METAL SHAFT PUSH/PULL BEARING610-735 AR735 SS BRUSH, DIAGONAL SLOT, COARS611-207 AR1207 BOAT PULLER ASSEMBLY, FP2000,611-255 AR9171 PLUNGER ASSEMBLY ~;~611-351-142 AR1142 CATALYST TUBE (RHEN602)611-351-142 AR279 CATALYST HEATER TUBE 10.75"611-351-142 AR9412 CATALYST TUBE, 10.75 INCH, TC-611-351-180 AR51180 ELECTRODE INSERT RHEN602 WITH611-351-181 AR691 INSERT ELECTRODE TC/OHN ANALYZ611-351-182 AR691 INSERT ELECTRODE TC/OHN ANALYZ611-351-183 AR51183 ELECTRODE INSERT RHEN602 WITHO611-351-223 AR1351 COMBUSTION TUBE, QUARTZ, WC600611-431 AR1431 O-RING FOR FP2000 LANCE (ORANG

611-476 AR1476 O RING, INNER COMBUSTION TUBE611-477 AR1477 O RING, OUTER COMBUSTION TUBE611-790 AR790 "O" RING612-340 AR2340 O RING613-563 AR563 SHORT TERMINAL BRAIDED STRAP,614-591 AR257 DISCONTINUED614-691-110 AR4961 LARGE CRUCIBLE FOR SOLID SAMPL614-822-101 AR4101 SMALL BOAT LOOP, NICKEL614-822-102 AR4181 Small Nickel Boat614-822-102 AR4822 Mercury Catalyst Tube614-822-113 AR4113 LARGE BOAT LOOP, NICKEL614-822-114 AR4114 Large Nickel Boat614-961 AR4961 LARGE CRUCIBLE FOR SOLID SAMPL614-961-110 AR4961 LARGE CRUCIBLE FOR SOLID SAMPL614-962 AR4962 LANCE TUBE, FP 528614-963 AEE2498 LANCE ASSEMBLY COMPLETE616-063 AR6063 BOAT PULLER ASSEMBLY616-068 AR6068 O-RING, INNER COMB TUBE, S-144616-070 AR6070 INNER COMBUSTION TUBE616-086 AR6086 STEPPED BOAT STOP616-089 AR6089 OUTER COMBUSTION TUBE616-108 AR6108 COMBUSTION TUBE FOR FP528616-138 AR6138 O-RING616-139 AR6139 O-RING, FP-528616-146 AR6146 LANCE, FP 528616-152 AR6152 CRUCIBLE EXTRACTOR TOOL, FP 52616-504 AR6504 PARTICLE FILTER616-540 AEE2499 DOSING VALVE STEM616-622 AR6622 MICRO SWITCH CN 2000 SWITCH ON616-632 AR6632 LANCE TUBE 253MM, FP2000 & SC616-635 AR394 HEAT SHIELD, FP/NS2000617-031 AR7031 O-RING617-083 AR7083 O-RING617-136 AR7136 O RING617-154 AR3930 ELECTRODE INSERT REPAIR, CUSTO617-440 AR440 O-RING617-441 AR7441 MICRO SCREEN, TCH600617-548 AR7548 REAGENT TUBE, 11.4 INCH617-605 AR7605 LARGE CRUCIBLE FOR LIQUID, FP

617-716 AR7716 REAGENT TUBE618-376 AR376 ELECTRODE INSERT TIP USED WITH618-482 AR691 INSERT ELECTRODE TC/OHN ANALYZ618-603 AR603 CATALYST TUBE, 13.0 INCH618-657 AR6186 FTG ADAPTER, RC612618-809 AR8809 REAGENT TUBE, 11.4 INCHES619-065 AR9065 COMBUSTION TUBE FOR TRUSPEC619-154 AR9154 CATALYST HEATER TUBE619-192 AR9192 O RING TruSpec Loading Head619-233 AR9233 THERMOCOUPLE 90 DEGREE BEND619-268 AR9268 HIGH SENSITIVITY REAGENT TUBE619-316 AR9316 REAGENT TUBE619-425 AR9425 STRAIGHT GLASS TUBE, TRUSPEC619-455 AR9455 LARGE REAGENT TUBE619-566 AR9566 BRAIDED LEAD WIRE619-590-409 AR0409 QUARTZ REAGENT TUBE CS744 CS84619-590-412 AR0412 QUARTZ CATALYST TUBE CS744 CS8619-590-861 AR861 O RING CS744 CS844619-591-314 AR1314 REAGENT TUBE CS744/S844 OHN836619-591-315 AR1315 FURNACE REAGENT TUBE CS744 CS8619-591-385 AR1385 O RING619-591-683 AR6195 NO LONGER AVAILABLE 03/05/2014619-591-683 AR683 COMBUSTION TUBE FOR CS744 AND619-591-699 AR1699 PARTICLE FILTER619-591-740 AR1740 REAGENT TUBE CS744 CS844619-591-755 AR920 O RING619-591-969 AR1969 BRASS BRUSH619-591-970 AR1970 SLOTTED SS CLEANING BRUSH619-592-403 AR291 OXYGEN REGULATOR619-592-926 AR920 O RING619-774 AR9774 LANCE, TRUSPEC, CHNS MICRO619-776 AR9776 REAGENT TUBE CHNS 233 MM619-777 AR9777 DIRECTING MIDDLE TUBE CHNS619-803 AR3302 BRUSH END MODIFIED619-880 AR9880 CER. COVER, 10 MM HOLE,1000/BO619-880 AR9880S 10 MM HOLE COVER, BAG OF 250619-880-100 AR9880-100 CERAMIC COVER, 10MM HOLE, 100/619-895 AR619 GRAPHITE CRUCIBLE, RHN600, BOX619-895 AR6198 ELECTRODE INSERT FOR 619-895 (

619-895 AR9895 GRAPHITE DOSING CRUCIBLE, BOX619-895-100 AR619-100 GRAPHITE CRUCIBLE, RHN600619-896 AR6198 ELECTRODE INSERT FOR 619-895 (619-926 AR3930 ELECTRODE INSERT REPAIR, CUSTO619-926 AR692 LOWER ELECTRODE MALE PLATE620-814 AR691 INSERT ELECTRODE TC/OHN ANALYZ620-976 AR3930 ELECTRODE INSERT REPAIR, CUSTO620-985 AR3930 ELECTRODE INSERT REPAIR, CUSTO621-331 AR9047 CERAMIC CRUCIBLE GLAZED TGA,20622-001-026 AR1026 GLASS TUBE FOR 628 SERIES625-067 AR5067 HEATING ELEMENT - 6 RODS625-068 AR25068 CLAMP FOR AR5067 ELEMENTS 12PK625-235 AR816 CERAMIC PEDESTAL625-401-294 AR1317 STAINLESS STEEL PURGE TUBE625-401-301 AR01301 ORING625-401-302 AR01302 O RING625-401-302 AR1302 ORING SC632/832625-401-317 AR1317 STAINLESS STEEL PURGE TUBE625-401-351 AR6254 LANCE TUBE SC632 W/AUTLOADER625-401-352 AR1352 LANCE TUBE, TRUSPEC, 244 MM625-501 AR6255 THERMOCOUPLE, RC612625-501-358 AR1358 THERMOCOUPLE FOR SC632625-505-125 AR5125 CATALYST HEATER TUBE, RC612625-505-138 AR5138 FURNACE HEATING ELEMENT RC612625-505-168 AR5168 COMBUSTION TUBE, RC612625-505-271 AR5271 KNURLED ADAPTER, RC612625-510-402 AR5104 COMBUSTION TUBE, RC 612625-510-566 AR3302H HANDLE FOR AR3302 ELECTRODE BR625-510-614 AR5271 KNURLED ADAPTER, RC612625-511-154 AR511154 LOWER CRUCIBLE, PKG OF 5625-601-554 AR1554 OUTER COMBUSTION TUBE625-601-555 AR1555 INNER COMBUSTION TUBE625-601-904 AR01904 O-RING625-602-187 AR602 CERAMIC LANCE TUBE USED W/AUTO625-602-297 AR02297 O-RING625-602-539 AR6327 GAS DRYING TUBE, SC-432625-710-392 AR0392 REAGENT TUBE OHN836625-711-116 AR1116 REAGENT TUBE OHN836625-711-117 AR1117 REAGENT TUBE OHN836

625-711-182 AR11182 UPPER ELECTRODE CLEANING BRUSH625-711-186 AR11186 UPPER ELECTRODE CLEANING BRUSH625-711-599 AR5933 COOLING AGENT, 1 PINT CONTAINE626-001-691 AR01691 CERAMIC LANCE NO AUTLOADER626-001-692 AR01692 PURGE TUBE W/O AUTLOADER626-001-871 AR01871 GAS DRYING TUBE SC832626-002-467 AR02467 PURGE TUBE USED W/AUTOLOADER633-101-361 AR563 SHORT TERMINAL BRAIDED STRAP,633-101-362 AR9566 BRAIDED LEAD WIRE633-101-363 AR9566 BRAIDED LEAD WIRE633-101-460 AR980 IN LINE PARTICLE FILTER633-103-225 AR7548 REAGENT TUBE, 11.4 INCH660-010-130 AR9233 THERMOCOUPLE 90 DEGREE BEND701-030 APT1030 TORCH FOR LECO ICP2000PN: 701702-557 AR2557 O RING704-295-109 AR1585 OVER TEMP THERMOCUPLE, RC612704-295-109 AR95109 THERMOCOUPLE722-522 AR7073 THERMOCOUPLE FOR USE ON SC32/1722-568 AR233Q CERAMIC ADHESIVE736-026 AR027B ALPHACEL III -20+40 MESH, 30 P750-301 AR933 DRYING TUBE, 9.0"751-300 AR1300 NO LONGER VALID - PLEASE SEE A760-034 AR034 GRAPHITE CRUCIBLE, BOX OF 1000760-072 AR072 28 VDC BULB760-138 AR138 TWEEZER, STRAIGHT, SELF-CLOSIN760-139 AR766 DELUXE CRUCIBLE TWEEZERS, FOR760-144 AR022B CLEANING BRUSH /90 BEND760-145 AR0145 FUNNEL FOR POWDER SAMPLE, USE760-193 AR193 METAL SCREEN GLASS TUBE760-224 AR224 O RING760-225 AR425 ""O"" RING (HEAD PLUNGER)760-226 AR428 O RING760-293 AR293 BRUSH, CLEANING, SMALL760-301 AR931 DRYING TUBE, 1.5"760-304 AR0304 TEFLON WASHER760-316 AR316 WASHER, FLAT - QUICK DISC ~;~760-317 AR317 GLASS TUBE 6.64""760-333 AR333 GLASS TUBE, 8.0" OR 203 MM760-335 AR424 ""O"" RING (HEAD TOP PLATE)

760-359 AR359 PLUNGER STEM O-RING760-414 AR414 GRAPHITE CRUCIBLE, BOX OF 1000760-414 AR414P GRAPHITE CRUCIBLE760-841 AR194 ""O"" RING QUICK DISCONNECT761-047 AR047 3"" DRYING TUBE761-133 AR133 DRYING TUBE, 17.125""761-190 AR190 GLASS TUBE 11.75" OR 298 MM761-383 AR293H BRUSH HANDLE, KNURLED761-492 AR492 ""O"" RING, FP428761-618 AR618 DISCONTINUED761-651 AR1609 ""O"" RING, LANCE, FP/CHN761-739 AR639 TIN FLUX 0.5GM PELLETS, 1 POUN761-747 AR611 SCHUTZE REAGENT, 100 G PER BOT761-814 AR814 SUPPORT RING761-918 AR918 ""O"" - RING761-929 AR929 CRUCIBLE TONGS FOR AR3818762-023 AR023 NUT ADAPTER SEAL762-056 AR056 COMBUSTION TUBE762-057 AR416 ""O"" RING (DUST FILTER)762-058 AR058 O RING (LOWER ADAPTER)762-059 AR614 ""O"" RING (CUP ASSEMBLY)762-060 AR417 O RING762-062 AR913 OXYGEN LANCE762-066 AR068 RECTIFIER (R) ~;~762-066 AR7620 NO LONGER AVAILABLE!!762-192 AR192 DISCONTINUED762-357 AR357 ""O"" RING (UPPER ADAPTER)762-501 AR2501 HANDLE FOR REBUILT 521 ~;~762-621 AR2621 IR CO2 DETECTOR CS44,IR12762-627 AR2627 BISCUIT FAN FOR CS44762-695 AR695 Tin Metal Accelerator 20 Mesh762-697 AR697 BRUSH (NO HANDLE)762-741 AR650 HON IN TITANIUM STANDARD H=0.0762-747 AR546 HYDROGEN IN STEEL PIN STANDARD762-823 AR697H KNURLED HANDLE/AR 697762-936 AR936 V2O5 Glass Scoop 0.6cc Vol763-027 AR266B ALPHACEL TUNGSTEN BULK, 30 POU763-028-500 AR027V ALPHACEL III TUNGSTEN, 20-40 M763-029 AR2345 NICKEL BASKETS 1.5G BASKETS, 1

763-065 AR2344 NI BASKETS LOW OXYGEN, 1g, 10763-191 AR103 POLYFLOW TUBE 1/4" PER FT763-213 AR213 GRAPHITE CRUCIBLE RH-1E, 1000763-213 AR213P GRAPHITE CRUCIBLE RH-1E, 100 P763-261 AR261 FILTER PAPER .510"" OD, PACK O763-263 AR266 ALPHACEL TUNGSTEN -12+20763-265 AR265 GLASS WOOL HALF POUND763-266 AR027 ALPHACEL TUNGSTEN III -20+40 M763-266 AR7629 ALPHACEL V, -20/+40 MESH TUNGS763-295 AR295 THERMOSTAT/UPPR ELECTRODE ~;~763-379 AR3379 O RING, FP428763-467 AR467 IRON CHIP , 25 POUNDS BULK OR763-467 AR467C DISCONTINUED763-649 AR749 RED LED LAMP MV5023 ~;~763-873 AR3873 BULB, ISOLATION BOX763-930 AR930 ACTIVATED CHARCOAL - ITEM DISC764-015 AR015 BULB, 532-500, 28V VDC ~;~764-078 AR4078 DISCONTINUED764-098 AR098 CELLULOSE TRAP MATERIAL 1lb764-215 AR215 REPLACED BY AR4216764-216 AR4216 INERT GAS REGULATOR764-242 AR242 ALPHACEL TIN PELLETS, 1 POUND764-330 AR331 GRAPHITE CRUCIBLE - BAG of 100764-330 AR331S GRAPHITE CRUCIBLE .625 OD, SOL764-490 AR490 PEDESTAL 2-3/4"" HIGH ~;~764-502 AR4544 ROTRON FURNACE FAN ~;~764-545 AR2832 LUBE OIL, .25%S , 100ml764-546 AR2835 LUBE OIL, 1.00%S , 100ml764-547 AR2836 LUBE OIL, 2.00%S, 100 ML BOTTL764-640 AR334 100 PF CAPACITOR764-641 AR335 200 PF CAPACITOR764-720 AR064 QUARTZ HEATER TUBE, CF-10764-762 AR762 GLASS TUBE 11.88"764-775 AR775 WR-12 TRAP MATERIAL765-068 AR5068 DISCONTINUED765-523 AR523 OVEN FAN WITH ADAPTER765-717 AR917 OXYGEN LANCE (WR-12)765-746 AR746 ROTOMETER, WR12 ~;~765-818 AR5818 OPTIC CABLE ~;~

765-847 AR847 HEAT EXCHANGE FAN TC 136 ~;~765-933 AR5933 COOLING AGENT, 1 PINT CONTAINE765-976 AR5976 O RING FOR HEATED TUBES BVN766-053 AR766 DELUXE CRUCIBLE TWEEZERS, FOR766-363 AR363 DISCONTINUED NO REPLACEMENT766-363 AR363P GRAPHITE CRUCIBLE RH-1 ~;~766-557 AR6557 O RING ~;~766-646 AR6646 COATING AIR FILTER 10 OZ766-823 AR823 MALE CLIPLOCK FITTING ~;~767-243 AR243 FEMALE CLIPLOCK FITTING767-277 AR277 GRAPHITE CRUCIBLE, BOX OF 1000767-277 AR277P GRAPHITE CRUCIBLE, BAG OF 200767-385 AR085 QUARTZ WOOL 12+ µ, COARSE WADD767-473 AR473 UTILITY FUNNEL FOR GLASS TUBES767-500 AR914 OXYGEN LANCE (IR 33)767-518 AR7518 RETAINING SPRING CLIP767-541 AR541 DRYING TUBE, BUBBLE, 7 INCHES767-542 AR542 Tungsten Glass Scoop .1cc Vol767-700 AR9822 SARTORIUS BA 110 BALANCE ~;~767-757 AR1706 2.07% SULFUR COAL STANDARD767-758 AR1707 2.63% SULFUR IN COAL STANDARD767-759 AR720 COKE STANDARD, 0.77% SULFUR767-759 AR724 COKE STANDARD, 1.21% SULFUR767-838 AR838 ""O"" - RING768-774 AR043S REPLACED WITH AR9880 OR AR9880768-785 AR785 DISCONTINUED ~;~768-798 AR8798 CLEAN OUT PLUG768-944 AR944 ""O"" RING768-980 AR980 IN LINE PARTICLE FILTER769-310 AR9310 O-RING769-335 AR469 RELAY769-520 AR9520 GRAPHITE CRUCIBLE, RH-2, PACKA769-520 AR9520C GRAPHITE CRUCIBLE, RH-2, PKG O769-520 AR9520M GRAPHITE CRUCIBLE, RH-2, P KG769-569 AR054 GRAPHITE CRUCIBLE LIDS, WITH H769-608 AR608 HALOGEN TRAP Sb METAL769-610 AR610 HALOGEN TRAP MATERIAL769-761 AR761 TALL GRAPHITE CRUCIBLE, ALUMI769-821 AR9821 DISCONTINUED

769-897 AR897 DISCONTINUED UNTIL FURTHER NOT769-898 AR898 LOWER PED, RH-2 & RH-3769-994 AR414 GRAPHITE CRUCIBLE, BOX OF 1000769-994 AR994 REPLACED BY AR 414770-247 AR247 FAN FILTER, PACK OF 5770-436 AR523 OVEN FAN WITH ADAPTER770-718 AR0718 DISCONTINUED!!! PRINTER770-764 AR764 PRINTER PAPER ROLL770-778 AR778 RIBBON SPOOL ASSEMBLY770-779 AR7707 NO LONGER AVAILABLE!!!771-015 AR1015 POTENTIOMETER, CS46 ~;~771-030 AR030 BUBBLE TUBE771-040 AR3913 O RING771-275 AR1275 PNEUMATIC CYLINDER771-354 AR354 OSCILLATOR TUBE CS144-600, ELT771-362 AR1362 O-RING771-367 AR1367 QUARTZ CRUCIBLES771-367 AR1367S QUARTZ CRUCIBLES771-373 AR373 DRYING TUBE, WITH SAF-T-WRAP771-401 AR401 REACTION TUBE/RH-2, RH-3771-407 AR407 O RING771-425 AR1425 DISCONTINUED, NOT ABLE TO OFFE771-446 AR429 ""O"" RING771-606 AR606 PEDESTAL ~;~771-883 AR083 BUBBLE TUBE, CATALYST771-991 AR991 O RING772-005 AR760 CHART PAPER ROLL, RH2 ~;~772-269 AR269 O RING772-381 AR2381 LANCE CLEANING WIRE, FOR CS DE772-402 AR2402 LANCE TUBE ASSEMBLY772-403 AR6403 CERAMIC LANCE TUBE 267mm772-446 AR446 VIEWING WINDOW772-449 AR449 VIEWING WINDOW ROD ~;~772-456 AR456 THIS IS NO LONGER AVAILABLE!!!772-457 AR456 THIS IS NO LONGER AVAILABLE!!!772-460 AR2460 PRESSURE TRANSDUCER772-469 AR469 RELAY772-508 AR962 HEATING ELEMENT772-520 AR520 O RING

772-522 AR7073 THERMOCOUPLE FOR USE ON SC32/1772-560 AR2560 CHOPPER MOTOR SC32772-738 AR738 O RING772-739 AR544 CATALYST TUBE, 10.75""772-747 AR2747 FAN772-795 AR795 OVEN FAN772-905 AR057 COMBUSTION TUBE,CS144-600772-906 AR2906 COMBUSTION TUBE SUPPORT772-910 AR2910 O RING,PISTON SEAL, FP228 (BLA773-066 AR3066 CERAMIC STANDOFF - Standoff; 8773-076 AR3076 DISCONTINUED, NO REPL.773-106 AR106 DELIVERY TUBE FOR SULFUR TITRA773-136 AR3136 FITTING, S.S.773-140 AR3140 NO LONGER AVAIALBLE!!!773-141 AR320 O RING773-311 AR311 SST FILTER773-314 AR3314 UNFLUTED CLEANING BRUSH773-316 AR3316 REPLACED BY AR789773-316 AR789 LANCE TUBE ASSEMBLY, 4.28 INCH773-320 AR320 O RING773-392 AR3932R REPLACED BY AR3932773-561 AR561 SS BRUSH STR. SLOT, CS444773-579 AR579 Metal Scoop 0.18cc Volume773-662 AR3662 POLY FLO FLEX TUBING CHN773-913 AR3913 O RING773-928 AR3928 DELIVERY TUBE SC32/132773-931 AR9931 TEFLON DISCONNECT773-932 AR3932 COMBUSTION TUBE ASSEMBLY773-935 AR935 REPLACED BY AR 233774-031 AR4031 QUICK DISCONNECT TUBE,1.38OD774-174 AR4174 PURGE TUBE, FOR USE ON SC DETE774-204 AR4204 AC CRUCIBLE, STAINLESS STEEL,774-205 AR205 FIRING FUSE WIRE, 300 DETERMIN774-208 AR208 BENZOIC ACID, 1 GRAM, 10/PACK774-208 AR208C BENZOIC ACID, 1 GRAM, 100/PAC774-208 AR208V BENZOIC ACID TABLETS 1.0 GM,774-211 AR4211 ""O""-RING 2.6X2.875X.005 ~;~774-253 AR4253 "O" RING774-283 AR4283 O RING

774-425 AR432 O RING, CLOSURE BLOCK774-460 AR460 THERMOCOUPLE ASSEMBLY774-489 AR489 O RING, UPPER ELECTRODE (BROWN774-570 AR4570 VACUUM PUMP - 115V774-571 AR4571 VACUUM PUMP - 24VDC, SC-32CR-1774-613 AR4613 O-RING HF 400774-638 AR638 QUICK DISCO TUBE,6" STRT774-649 AR653 CLEANING BRUSH W/ HANDLE774-651 AR652 CLEANING BRUSH TC136774-652 AR652 CLEANING BRUSH TC136774-690 AR690 KNURLED RING COLLAR774-691 AR691 INSERT ELECTRODE TC/OHN ANALYZ774-692 AR692 LOWER ELECTRODE MALE PLATE774-809 AR809 INDUCTION COIL/HF10774-841 AR841 SENSOR, LOWER DRAIN775-288 AR3403 BENZOIC ACID POWDER, 454 G775-306 AR5306 10 MICRON FILTER, WITH AR520 O775-312 AR312 O-RING LOWER ELECTRODE775-313 AR313 TEFLON BACKUP RING ~;~775-314 AR314 O RING, PISTON BLOCK775-330 AR5330 FOUR WAY VALVE775-355 AR355 CATALYST HEATER TUBE 10.75 INC775-416 AR293 BRUSH, CLEANING, SMALL775-416 AR293H BRUSH HANDLE, KNURLED775-431 AR431 REPLACED BY AR5431775-431 AR5431 INNER GRAPHITE CRUCIBLE, BOX O775-431 AR5431S INNER GRAPHITE CRUCIBLE THICK775-433 AR433 OUTER CARBON CRUCIBLE 50 PER P775-446 AR3930 ELECTRODE INSERT REPAIR, CUSTO775-446 AR5446 DISCONTINUED - SEE AR3930 (NEE775-601 AR601 BUBBLE TUBE, LEFT, 6"775-625 AR625 PUSH BUTTON SWITCH775-677 AR677 O RING775-722 AR456 THIS IS NO LONGER AVAILABLE!!!775-814 AR402 REACTION TUBE/RH-2 THICK ~;~775-859 AR5859 WIRE CLEANING BRUSH775-880 AR880 GLASS DISCO TUBE,4" STRAIGHT.775-892 AR431P INNER CARBON CRUCIBLE, 100 PER776-017 AR6017 O RING

776-036 AR6036 PNEUMATIC (AIR) REGULATOR776-095 AR095 SILICONE TUBE, 19"776-129 AR129 INDUCTION COIL776-234 AR6234 10 MICRON FILTER, 1GPM776-247 AR053 REPLACED BY AR6247, DISCONTINU776-247 AR053HD GRAPHITE CRUCIBLE, 1000/PACK776-247 AR053P GRAPHITE CRUCIBLE, BAG OF 200776-247 AR6247 GRAPHITE CRUCIBLE, 1000/PACK776-247 AR6247M GRAPHITE CRUCIBLE, RESEALABLE776-247 AR6247P GRAPHITE CRUCIBLE, 200 pack776-247 AR625 PUSH BUTTON SWITCH776-265 AR6265 PEDESTAL POST ASSEMBLY ~;~776-279 AR279 CATALYST HEATER TUBE 10.75"776-283 AR283 LANCE, QUARTZ, CHN600,800776-284 AR284 ""O"" RING, COMB.TUBE FP228776-286 AR286 COMB TUBE CHN600776-685 AR6685 TYNA-MITE SOLENOID VALVE776-923 AR923 PEDESTAL ONLY776-931 AR606 PEDESTAL ~;~776-962 AR962 HEATING ELEMENT776-978 AR978 GLASS SCOOP, MAC400776-992 AR6922 SHIELD & COLLAR777-060 AR7060 QUARTZ COMB/COLLECT TUBE777-064 AR928 PYREX DELIVERY TUBE SC32 ~;~777-066 AR7066 QUARTZ LINER SC32/132777-073 AR7073 THERMOCOUPLE FOR USE ON SC32/1778-114 AR8114 O RING, CAT HEATER, 111778-116 AR8116 O RING, BALLAST778-120 AR781 GASKET, BALLAST778-379 AR8380 COMBUSTION TUBE INSULATOR778-492 AR456 THIS IS NO LONGER AVAILABLE!!!778-596 AR596 SST FILTER778-674 AR674 GRAPHITE CRUCIBLE, 2 GRAM CAPA778-674 AR674P GRAPHITE CRUCIBLE, 2 G ~;~778-891 AR8891 QUARTZ CRUCIBLE, LARGE778-892 AR8892 QUARTZ COVER, LARGE780-044 AR609 BOAT PULLER780-047 AR1202 REACTION TUBE FOR DH102780-093 AR093 QUARTZ CRUCIBLE TGA

780-094 AR094 QUARTZ CRUCIBLE COVER TGA780-379 AR379 QUARTZ WINDOW780-831 AR831 O-RING780-853 AR853 THERMISTOR, LEVEL780-890 AR7808 LARGE GRAPHITE CRUCIBLE780-892 AR0892 GRAPHITE COVERS, 1000/PKG780-899 AR899 HONEYCOMB SUPPORT780-911 AR910 CATALYST HTR. TUBE 14.5"780-927 AR927 PRINTER PAPER ROLL,4 1/2" X 19780-928 AR926 PRINTER RIBBON, RA/SERIES/WR11780-953 AR922 PEDESTAL CS-125 ~;~781-098 AR1098 THERMISTOR HIGH WATER781-101 AR101 THERMISTOR LOW WATER781-165 AR469 RELAY781-273 AR028 ALPHA CRUCIBLE PLATE, 1" H X 7781-335 AR1335 QUARTZ BOAT FOR RC UNITS781-371 AR371 FAN FOR CS-244781-424 AR1424 O-RING781-424 AR1442 O-RING781-585 AR1585 OVER TEMP THERMOCUPLE, RC612781-671 AR671 INK JET PRINTER PAPER781-883 AR1883 INK JET PRINTER PAPER 500781-902 AR902 PRINT CARTRIDGE782-004 AR928 PYREX DELIVERY TUBE SC32 ~;~782-010 AR7060 QUARTZ COMB/COLLECT TUBE782-010 AR7069 REPLACED BY AR7060 ~;~782-038 AR2038 COMBUSTION TUBE, RC-412782-059 AR2059 NICKEL BOAT LINERS, PK OF 10 L782-079-110 AR9023 BOAT STOP, COARSE782-079-115 AR9110 CERAMIC BOAT STOP HI FLOW782-079-115 AR9115 DISCONTINUED782-079-120 AR9022 BOAT STOP HALF SC32/132782-079-120 AR9120 DISCONTINUED782-338 AR2338 INDICATOR TUBE, OXYGEN782-338-120 AR786 OMI PURIFIER TUBE FOR OHN782-428 AR2428 CATALYST TUBE782-534 AR3930 ELECTRODE INSERT REPAIR, CUSTO782-601 AR2601 VACUUM CLEANER 240 V782-601 AR2602 VACUUM CLEANER 120 V

782-703 AR2703 OUTER GRAPH CRUC, USE WITH AR2782-703-100 AR2703 OUTER GRAPH CRUC, USE WITH AR2782-703-100 AR2703P OUTER CRUCIBLE, 100/PKG782-719 AR782HD GRAPHITE CRUCIBLE, HIGH TEMP,782-719 AR782P REPLACED BY AR782HDP AND AR782782-720 AR782 REPLACED BY AR782HD & AR7827782-720 AR7827 GRAPHITE CRUCIBLE, HIGH TEMP,782-720 AR782HD GRAPHITE CRUCIBLE, HIGH TEMP,782-720-S AR7827 GRAPHITE CRUCIBLE, HIGH TEMP,782-720S AR720S HITEMP SPEC GRAPHITE CRUCIBLE782-720SHD AR782HD GRAPHITE CRUCIBLE, HIGH TEMP,782-720SHD AR782P REPLACED BY AR782HDP AND AR782782-720SHD AR872HD Graphite Crucible, High Densit782-721 AR721 HI-TEMP ELECTRODE INSERT USED782-721 AR721LTV MODIFIED HIGH-TEMP ELECT- ~;~782-795 AR2795 INNER GRAPH CRUC, USE WITH AR2782-835 AR3930 ELECTRODE INSERT REPAIR, CUSTO782-877 AR877 TRIM STEP BRUSH 782-918782-880 AR2880 VACUUM FILTER, FOR CS UNITS782-918 AR877H HANDLE ONLY FOR AR 877782-938 AR938 COMPOSITE BRUSH782-942 AR938H HANDLE ONLY FOR AR 938783-177 AR962 HEATING ELEMENT783-189 AR3189 ""O"" RING, CHN1000 (BROWN VI783-190 AR3897 O RING, CHN1000, S144783-193 AR8343 HEATING ELEMENT, CHN-1000783-274 AR278 FURNACE LANCE, CHN1000783-278 AR278 FURNACE LANCE, CHN1000783-299 AR2038 COMBUSTION TUBE, RC-412783-301 AR3301 BRUSH END .38DAI783-302 AR3302 BRUSH END MODIFIED783-515 AR515 O Ring783-568 AEE2482 LOWER ELECTRODE TIP783-785-110 AR786 OMI PURIFIER TUBE FOR OHN783-785-HAZ AR786 OMI PURIFIER TUBE FOR OHN783-786 AR786 OMI PURIFIER TUBE FOR OHN783-897 AR3897 O RING, CHN1000, S144789-094 AR618 DISCONTINUED789-095 AR9095 Spacer for Reagent Tube

789-114 AR6317 PURGE TUBE, WITH FITTINGS789-115 AR789 LANCE TUBE ASSEMBLY, 4.28 INCH789-116 AR4174 PURGE TUBE, FOR USE ON SC DETE789-118 AR9118 LANCE TUBE ASSEMBLY NO AUTOLOA789-122 AR2601 VACUUM CLEANER 240 V789-412 AR9412 CATALYST TUBE, 10.75 INCH, TC-800-635 AM0635 COTTON GLOVES 1 Pair801-136 AM1136 WHEEL 5" X 0.014" X 1/2"801-137 AM1137 WHEEL 4" X 0.012" X 1/2", DIAM801-724 AM1724 Dressing Stick For Diamond Saw805-481 AR481 O-RING808-751 AR751 O-RING810-001 AM0001 SiC BELT 4X36 50GRIT W/D 10 Pa810-002 AM0002 SIC BELT 4X36 80GRIT W/D810-003 AM0003 SIC BELT 4X36 120GRIT W/D810-004 AM0004 SIC BELT 4X36 180GRIT W/D810-005 AM0005 SIC BELT 4X36 240GRIT W/D810-006 AM0006 SIC BELT 4X36 320GRIT W/D810-007 AM0007 SIC BELT 4 X 36 400 GRIT W/D810-008 AM0008 SIC BELT 4 X 36 600 GRIT W/D810-021 AM0021 ALOX BELT 4 X 36 50 GRIT W/D810-021 AM0022 ALOX BELT 4 X 36 80 GRIT W/D810-023 AM0023 ALOX BELT 4 X 36 120 GRIT W/D810-024 AM0024 BELT 4 X 36 180 GRIT W/D810-025 AM0025 BELT 4 X 36, 240 GRIT W/D810-033 AM0033 SIC DISC 8 XNH PSA 800 GRIT810-034 AM0034 SIC DISC 8 XNH PSA 1200 GRIT810-035 AM0035 8"x NH SiC 800 GRIT 100 Count,810-036 AM0036 8"x NH SiC 1200 GRIT 100 Count810-085 AM0085 SiC ABRASIVE ROLL 3"X75' 60 GR810-086 AM0086 SiC ABRASIVE ROLL 3"x75' 120 G810-087 AM0087 SiC ABRASIVE ROLL 3"x75' 180 G810-088 AM0088 SiC ABRASIVE ROLL 3"x75' 240 G810-089 AM0089 SiC ABRASIVE ROLL 3"x75' 320 G810-090 AM0090 SiC ABRASIVE ROLL 3"x75' 400 G810-091 AM0091 SiC ABRASIVE ROLL 3"x75' 600 G810-103 AM0403 8" Diamond Grinding Disc Plain810-137 AM1137 WHEEL 4" X 0.012" X 1/2", DIAM810-161 AM0161 SiC 240 GRIT STRIP 100 Pack

810-162 AM0162 SiC 320 GRIT STRIP 100 Pack810-163 AM0163 SiC 400 GRIT STRIP 100 Pack810-164 AM0164 SiC 600 GRIT STRIP 100 Pack810-219 AM0219 8"x NH SiC 120 GRIT 100 Count810-221 AM0221 8"x NH SiC 180 GRIT 100 Count810-223 AM0223 8"x NH SiC 240 GRIT 100 Count810-223 AM0233 8X.5 SiC, 120 GRIT, 100 Count,810-225 AM0225 8"x NH SiC 320 GRIT, 100/PK, P810-227 AM0227 SiC 8XNH PB 400 GRIT810-229 AM0229 8"x NH SiC 600 GRIT 100 Count,810-231 AM0231 8X.5", SiC, 60 GRIT, 100 Count810-235 AM0235 SIC DISC 8 X .5 PB 180 GRIT810-237 AM0237 SIC DISC 8 X .5 PB 240 GRIT810-239 AM0239 SIC DISC 8 X .5 PB 320 GRIT810-241 AM0241 SIC DISC 8 X .5 PB 400 GRIT810-243 AM0243 SIC DISC 8 X .5 PB 600 GRIT810-245 AM0245 SIC DISC 12 XNH PSA, 60 GRIT810-247 AM0247 SIC DISC 12 XNH PSA 120 GRIT810-249 AM0249 SIC DISC 12 XNH PSA, 180 GRIT,810-251 AM0251 SIC DISC 12 XNH PSA, 240 GRIT810-253 AM0253 SIC DISC 12 XNH PSA, 320 GRIT810-255 AM0255 SIC DISC 12 XNH PSA, 400 GRIT810-257 AM0256 SIC DISC 12 XNH PSA, 600 GRIT,810-259 AM0259 SIC DISC 8 XNH PSA, 120 GRIT810-261 AM0261 SIC DISC 8 XNH PSA, 180 GRIT810-263 AM0263 SIC DISC 8 XNH PSA, 240 GRIT810-265 AM0265 SIC DISC 8 XNH PSA, 320 GRIT810-267 AM0267 SIC DISC 8XNH PSA 400 GRIT810-269 AM0269 SIC DISC 8 XNH PSA 600GRIT810-271 AM0271 SIC DISC 8 X 2.5 PSA, 120 GRIT810-273 AM0273 SIC DISC 8 X 2.5 PSA, 180 GRIT810-275 AM0275 SIC DISC 8 X 2.5 PSA, 240 GRIT810-277 AM0277 SIC DISC 8 X 2.5 PSA, 320 GRIT810-279 AM0279 SIC DISC 8 X 2.5 PSA, 400 GRIT810-281 AM0281 SIC DISC 8 X 2.5 PSA, 600 GRIT810-291 AM2100 SIC 12XNH PB, 60 GRIT ~;~810-292 AM2100 SIC 12XNH PB, 60 GRIT ~;~810-293 AM2103 SIC DISC, 12 X NH, 180 GRIT, P810-294 AM2104 SIC 12XNH PB 240 GRIT

810-295 AM2105 SIC 12 XNH, PB, 320 GRIT810-296 AM2106 SIC 12XNH PB 400 GRIT810-297 AM2107 SIC 12XNH PB 600 GRIT810-315 AM0467 14" Red Felt Plain Back 10 Pac810-316 AM0316 14" PAN W PSA 10 Pack810-327 AM0327 14" Alpha Cloth PSA 10 Pack810-328 AM0328 14" Red Felt PSA 10 Pack810-330 AM0333 NYLON 14"" PSA 10 Pack810-332 AM0332 NYLON 14"" PLAIN BACK 10 Pack810-333 AM0517 14" Silk PB 10 Pack810-334 AM0334 14" Alpha Cloth Plain Back 10810-396 AM0396 8" Diamond Grinding Disc PSA810-397 AM0397 8" Diamond Grinding Disc PSA810-398 AM0398 8" Diamond Grinding Disc PSA810-399 AM0399 8" Diamond Grinding Disc PSA810-401 AM0401 8" Diamond Grinding Disc PSA810-402 AM0402 8" Diamond Grinding Disc Plain810-404 AM0404 8" Diamond Grinding Disc Plain810-405 AM0405 8" Diamond Grinding Disc Plain810-406 AM0406 8" Diamond Grinding Disc Plain810-425 AM0426 14" x NH PSA SiC 180 Grit810-426 AM0427 14" x NH PSA SiC 240 Grit810-427 AM0428 14" x NH PSA SiC 320 Grit810-428 AM0429 14" x NH PSA SiC 400 Grit810-429 AM0430 14" x NH PSA SiC 600 Grit810-430 AM0436 ALOX BELT 4X36 50GRIT DRY ONLY810-437 AM0437 ALOX BELT 4X36 80GRIT DRY ONLY810-446 AM0425 14" x NH PSA SiC 120 Grit810-461 AM0461 8" Selvyt Plain Back 10 Pack810-461 AM0468 8" Velvet Plain Back 10 Pack810-462 AM0462 NYLON FOR 8" PB 10 Pack810-463 AM0471 8" Cotton PLAIN BACK 10 Pack810-465 AM0465 8" Billiard Cloth Plain Back10810-466 AM0466 8" Red Felt Plain Back 10 Pack810-467 AM0472 8" Silk PB 10 Pack810-469 AM0469 CANVAS FOR 8" WHEEL PB 10 Pack810-470 AM0549 8" Alpha Cloth Plain Back 10 P810-482 AM0482 8" PEDRO FILM W PSA 10 Pack810-485 AM0485 METAL SAMPLE CLIPS 100 Count

810-489 AM0547 ZIR AL BELT 4X36 180 GRIT810-491 AM0496 6.5" Alpha Cloth PSA 10 Pack810-493 AM0548 ZIR AL BELT 4X36 220 GRIT810-495 AM0495 8.5" Pan W PSA 10 Pack810-497 AM0497 8" Alpha Lap PSA 10 Pack810-498 AM0538 8 x 2.5" Alpha Cloth PSA 10 Pa810-499 AM0546 ZIR AL BELT 4X36 120GRIT810-510 AM0510 12" Selvyt Plain Back 10 Pack810-511 AM0511 NYLON FOR 12" WHEEL PB 10 Pack810-512 AM0512 12" Cotton PLAIN BACK 10 Pack810-514 AM0514 12" Billiard Cloth Plain Back1810-515 AM0460 12" Red Felt Plain Back 10 Pac810-516 AM0516 12" Silk PB 10 Pack810-518 AM0518 12" CANVAS Plain Back 10 Pack810-520 AM0539 12" Alpha Cloth Plain Back 10810-529 AM0529 12" PEDRO FILM W PSA 10 Pack810-543 AM0540 12" Alpha Lap PSA 10 Pack810-545 AM0445 8" Imperial Cloth PSA 10 Pack810-545-010 AM0445 8" Imperial Cloth PSA 10 Pack810-546 AM0446 12" Imperial Cloth PSA 10 Pack810-547 AM0451 NYLON 12"" PSA 10 Pack810-644 AM0644 12" Red Felt PSA 10 Pack810-645 AM0451 NYLON 12"" PSA 10 Pack810-647 AM0647 8" Red Felt PSA 10 Pack810-648 AM0463 NYLON FOR 8" WHEEL PSA 10 Pack810-665 AM0665 0.05µ Gamma Alumina Suspension810-697 AM1110 Ultrasonic Cleaner Solution (1810-778 AM0778 0.05µ Gamma B Aluminum Oxide810-779 AM0779 0.05µ Gamma B Aluminum Oxide810-782 AM0782 0.3µ Alpha A Aluminum Oxide 1810-783 AM0783 0.3µ Alpha A Aluminum Oxide 5810-786 AM0786 1µ Alpha C Aluminum Oxide 1 Lb810-787 AM0787 1µ Alpha C Aluminum Oxide 5 Lb810-788 AM0788 NO CURRENT SOURCE FOR THIS PRO810-815 AM0486 PLASTIC SAMPLE CLIPS 100 Count810-818 AM0818 1µ Alumina Suspension 1 Gallon810-819 AM0832 1µ Alumina Suspension 6 OZ.810-825 AM0825 5µ Alumina Suspension 6 OZ.810-825 AM0825G 5µ Alumina Suspension 1 Gallon

810-826 AM0826 0.05µ Gamma Alumina Suspension810-827 AM0827 0.3µ Alumina Suspension 6 OZ.810-828 AM0828 DISCONTINUED 3.5.13810-829 AM0829 DISCONTINUED 3/5/13810-830 AM0832 1µ Alumina Suspension 6 OZ.810-831 AM0831 1.0µ Cerium Oxide Suspension 6810-832 AM0834 0.3µ Alumina Suspension 1 Gall810-847 AM0545 ZIR AL BELT 4X36 60 GRIT W/D810-856 AM2108 12XNH, SIC, 800 GRIT, PLAIN BA810-857 AM2109 SIC DISCS, 12XNH, PLAIN PACK,810-858 AM0858 SIC DISC 12XNH PSA 800 GRIT810-859 AM0859 SIC DISC 12XNH PSA 1200 GRIT810-865 AM0865 0.25µ Diamond Compound 5 Grams810-866 AM0866 0.25µ Diamond Compound 20 Gram810-867 AM0867 0.625µ Diamond Compound 5 Gram810-868 AM0868 0.625µ Diamond Compound 20 Gra810-869 AM0887 1.25µ Diamond Compound 5 Grams810-870 AM0888 1.25µ Diamond Compound 20 Gram810-871 AM0889 3µ Diamond Compound 5 Grams810-872 AM0890 3µ Diamond Compound 20 Grams810-873 AM0891 6µ Diamond Compound 5 Grams810-874 AM0892 6µ Diamond Compound 20 Grams810-880 AM0898 30µ Diamond Compound 20 Grams810-881 AM0899 45µ Diamond Compound 5 Grams810-882 AM0901 45µ Diamond Compound 20 Grams810-885 AM0885 14" x NH PSA SiC 800 Grit810-886 AM0886 14" x NH PSA SiC 1200 Grit810-912 AM0893 10µ Diamond Compound 5 Grams810-913 AM0894 10µ Diamond Compound 20 Grams810-914 AM0895 15µ Diamond Compound 5 Grams810-915 AM0896 15µ Diamond Compound 20 Grams810-938 AM0508 45µ Diamond Spray 4 OZ.810-939 AM0507 30µ Diamond Spray 4 OZ.810-940 AM0506 15µ Diamond Spray 4 OZ.810-941 AM0505 9µ Diamond Spray 4 OZ.810-942 AM0504 6µ Diamond Spray 4 OZ.810-943 AM0503 3µ Diamond Spray 4 OZ.810-944 AM0502 1µ Diamond Spray 4 OZ.810-945 AM0500 0.25µ Diamond Spray 4 OZ.

810-990 AM3018 1" SILICONE RUBBER CUPS Each810-991 AM3019 1.25" SILICONE RUBBER CUPS Eac810-992 AM3020 1.5" SILICONE RUBBER CUPS Each810-994 AM1018 15µ Diamond Slurry 400 Grams810-995 AM1016 10µ Diamond Slurry 400 Grams810-996 AM1014 6µ Diamond Slurry 400 Grams810-997 AM1012 3µ Diamond Slurry 400 ML810-998 AM1010 1µ Diamond Slurry 400 Grams811-002 AM1002 Diamond Lubricant WS 1 Pint811-002 AM1006 Diamond Lubricant OS 1 Pint811-003 AM1003 Diamond Lubricant WS 1 Quart811-003 AM1007 Diamond Lubricant OS 1 Quart811-004 AM1004 Diamond Lubricant WS 1 Gallon811-004 AM1008 Diamond Lubricant OS 1 Gallon811-023 AM1023 Cutting Fluid For Diamond Saws811-024 AM1024 CUTTING FLUID FOR DIAMOND SAWS811-035 AM1035 WHEEL 9 X 1.25 AL203 10 Pack811-037 AM1036 WHEEL 9 X1.25 AL203811-037 AM1142 Blue Diallyl Phthalate (5 Poun811-043 AM1037 WHEEL 9 X 1.25 AL203 10 Pack811-049 AM1049 WHEEL 9 X 1.25 AL203811-053 AM1052 Wheel 9" x 1.25 SiC 10 Pack811-053 AM1053 WHEEL 9 X 1.25 SiC 10 Pack811-059 AM1059 WHEEL 10 X 1.25 AL203 10 Pack811-059 AM1061 WHEEL 10 X 1.25 AL203 10 Pack811-061 AM1050 WHEEL 10 X 1.25 SIC 10 Pack811-065 AM1065 WHEEL 12 X 1.25 AL203 10 Pack811-067 AM1067 WHEEL 10 X1.25 AL203 10 Pack811-073 AM1051 WHEEL 10 X 1.25 AL203 10 Pack811-081 AM1081 WHEEL 12 X 1.25 AL203 10 Pack811-083 AM1083 WHEEL 12 X 1.25 AL2O3 10 Pack811-089 AM1089 WHEEL 12 X 1.25 AL2O3 10 Pack811-095 AM1095 WHEEL 12 X 1.25 AL2O3 10 Pack811-102 AM1066 WHEEL 12 X 1.25 SiC 10 Pack811-104 AM1104 WHEEL 12 X 1.25 SiC 10 Pack811-108 AM1108 NITRITE FREE COOLANT (1 Quart)811-109 AM1109 NITRITE FREE COOLANT(1 Gallon)811-1111 AM1111 Black Phenolic (5 Pounds)811-118 AM1118 Red Phenolic (5 Pounds)

811-123 AM1123 Green Phenolic (5 Pounds)811-128 AM1128 Black Phenolic, Mottled (5 Pou811-133 AM1133 Transparent Lucite (5 Pounds)811-135 AM1135 Blue Diallyl Phthalate (5 Poun811-146 AM1146 NO LONGER AVAILABLE811-201 AM1201 KOLDMOUNT KIT, 1 POUND RESIN/1811-202 AM1202 KOLDMOUNT POWDER RESIN 1 POUND811-203 AM1203 KOLDMOUNT LIQUID HARDENER 12OZ811-271 AM1271 SILICONE MOLD RELEASE 16 Oz. H811-275 AM1275 GRADUATED PAPER CUPS, 5 OZ811-279 AM1279 GRADUATED PAPER CUPS 10 OZ.811-301 AM1301 BLACK 1" PREFORMS 100 Count811-302 AM1302 BLACK 1"PREFORMS 500 Count811-303 AM1303 BLACK 1" PREFORMS 1000 Count811-305 AM1305 BLK 1 1/4" Preforms 100 Count811-306 AM1306 BLK 1 1/4" PREFORMS 500 Count811-307 AM1307 BLK 1 1/4" PREFORMS 1000 Count811-309 AM1309 BLK 1 1/2" PREFORMS 100 Count811-310 AM1310 BLK 1 1/2" PREFORMS 500 Count811-311 AM1311 BLK 1 1/2" PREFORMS 1000 Count811-313 AM1313 RED 1" PREFORMS 100 Count811-314 AM1314 RED 1" PREFORMS 500 Count811-315 AM1315 RED 1" PREFORMS 1000 Count811-317 AM1317 RED 1 1/4" PREFORMS 100 Count811-318 AM1318 RED 1 1/4" PREFORMS 500 Count811-319 AM1319 RED 1 1/4" PREFORMS 1000 Count811-321 AM1321 RED 1 1/2" PREFORMS 100 Count811-322 AM1322 RED 1 1/2" PREFORMS 500 Count811-323 AM1323 RED 1 1/2" PREFORMS 1000 Count811-325 AM1325 GREEN 1" PREFORMS 100 Count811-326 AM1326 GREEN 1" PREFORMS 500 Count811-327 AM1327 GREEN 1" PREFORMS 1000 Count811-329 AM1329 GREEN 1 1/4" PREFORMS 100 Coun811-330 AM1330 GREEN 1 1/4" PREFORMS 500 Coun811-331 AM1331 GREEN 1 1/4" PREFORMS 1000 Cou811-333 AM1333 GREEN 1 1/2" PREFORMS 100 Coun811-334 AM1334 GREEN 1 1/2" PREFORMS 500 Coun811-335 AM1335 GREEN 1 1/2" PREFORMS 1000 Cou811-563 AM1161 EPOXY KIT HMA HMG

811-563 AM1162 EPOXY KIT HMA HMG811-563 AM1163 EPOXY RESIN, 1 Quart811-563 AM1164 EPOXY RESIN, 1 Gallon811-563 AM1165 EPOXY HARDENER, 8 OZ, HMA, HM811-563 AM1167 FAST SET EPOXY RESIN, 1 QT811-563 AM1168 FAST SET EPOXY HARDENER HMA H811-563 AM1169 FAST SET EPOXY RESIN, 1 GALLON811-563 AM1170 FAST SET EPOXY HARDENER, 1 QT,811-634 AM1634 8" AlphaGrab Disc 10 Pack811-635 AM1635 12" AlphaGrab Disc 10 Pack812-021 AM0341 8" x NH PSA Zir Al 60 Grit812-024 AM0342 8" x NH PSA Zir Al 120 Grit812-045 AM0357 12" x NH PSA Zir Al 60 Grit812-046 AM0358 12" x NH PSA Zir Al 120 Grit812-110 AM1022 0.06µ Master Aqueous Polish 32812-121 AM1022S 0.06µ Master Aqueous Polish 1812-201 AM2120 SIC DISCS, 10XNH, PLAIN BACK,812-202 AM2090 SIC DISC,10 X NH,PSA, 60 GRIT812-203 AM2122 SILICON CARBIDE, 120 GRIT812-204 AM2091 SIC DISCS, 10XNH, PSA, 120 GRI812-205 AM2123 SIC DISCS, 10XNH, PLAIN BACK,812-206 AM2092 SIC DISC 10 X NH PSA 180 GRIT812-207 AM2124 SIC DISC, 10XNH, PLAIN BACK, 2812-208 AM2093 SIC DISCS, 10XNH, 240GRIT, PSA812-209 AM2125 SIC DISCS, 10XNH, PLAIN BACK,812-211 AM2126 SiC DISC, 10XNH PB, 400 GRIT812-212 AM2095 SIC DISCS, 10XNH, 400GRIT, PSA812-213 AM2127 SIC DISC 10 X NH PB 600 GRIT812-214 AM2096 SIC DISC, 10XNH, 600 GRIT, PSA812-217 AM2128 SIC DISCS, 10XNH, PLAIN BACK,812-218 AM2097 SIC DISCS, 10XNH, PSA BACK, 80812-219 AM2129 SIC DISCS, 10XNH, PLAIN BACK,812-220 AM2098 SIC DISCS, 10XNH, PSA BACK, 12813-090 AM0995 STIRRING STICKS 500 Count820-200 AM0200 Ultrasonic Cleaner874-000-181 AR4181 Small Nickel Boat906-116-110 AR9116 COMB TUBE NEW STYLE, FP 428, WUK-1992 AEC4050 OXYGEN LANCE STRAIGHT TRANSPARUK-7750 AEC4048 CRUCIBLE TRANSPARENT SILICA VE

UK-7753 AEC4046 CRUCIBLE TRANSPARENT SILICA PA