PM 2.5 Equipment at Greenville, ME
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Transcript of PM 2.5 Equipment at Greenville, ME
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PM 2.5 Equipment at Greenville, ME
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Exposed PM Filter Known Sample Area =11.86 cm2
Known Sample Time ~ 1,440 min Known Sample Flow Rate ~ 16.7 L/min
Known Sample Volume ~ 24.0 m3
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Tare Weight – Gross Weight = Net Filter Weight Gain (mg)
Net Gain / Sample Volume = Sample Concentration (mg/m3)
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XRF Results expressed in ng/cm2
(XRF ng/cm2) x 11.86 cm2 x (1mg/1000ng) x (1/Sample Volume m3 ) = XRF mg/m3
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XRF Output File to LABWORKS
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Higher % Silicon in
PM10 Samples
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So far… Not much difference in Pb concentrations in PM2.5 vs PM10
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LABWORKS
Oracle tables
XRF DATA FLOW—OVERVIEW
PM 2.5 LO Vol Sample Filter
PM 10 Lo Vol Sample Filter
TSP Hi VOLSample Filter
PM10 Hi VOLSample Filter
GLIMS/ACCESS Database
Sample LocationSample DateSample Start/StopSampling IntervalFlow Rate
Sample VolumeTareNetGrossParticulate ConcentrationCommentsQA/Qc CodesNull CodesMore?
Crystal Reports
X-Lab Pro 3.0Job Manger *Job
* Sample
* Measurements
* Calibration Standards