BULK DENSITY

Rubber Seed Kernels (WHOLE)

Trial Volume Mass Density1 600 mL 253.0 g 0.4213 g/mL2 600 mL 243.8 g 0.4063 g/mL3 600 mL 259.3 g 0.4322 g/mL4 600 mL 242.9 g 0.4048 g/mL5 600 mL 244.5 g 0.4075 g/mL

AVERAGE 0.4144 g/mL

Rubber Seed Kernels (GROUND)

Trial Volume Mass Density1 600 mL 290.7 0.4845 g/mL2 600 mL 282.5 0.4708 g/mL3 600 mL 284.6 0.4743 g/mL4 600 mL 293.1 0.4885 g/mL5 600 mL 288.2 0.4803 g/mL

AVERAGE 0.4797 g/mL

SOLVENT EXTRACTION

Mass of Rubber Seed = 100 g

Mass of Hexane = 300 g

After extraction

Mass of Content = 383.20 g

Mass of Loss hexane = 16.80 g

Total = 400 g

FILTRATION of Content

Mass of Miscella = 155.5 g

Mass of Cake = 138.2 g

Mass of Loss Hexane = 89.5 g

Total =383.20

EVAPORATION of Miscella

Mass of Oil = 46.2 g

Mass of Hexane Recovered = 107.5 g

Mass of Loss Hexane = 1.8

Total = 155.5 g

Trial

Mass of

Ground

Kernels (g)

Type of Solvent (g)

Mass of

Solvent (g)

Mass Ratio (Kernel:Solvent

)

Mass of Miscella

(g)

Mass of Cak

e (g)

Mass of Oil

Mass of Recovered Hexane

Total Loss

Hexane

1 100 n-Hexane 300 1:3 155.

5138.

246.2

g 107.5 108.1

Density of Cake

Trial Volume Mass Density1 300 mL 245.2 g 0.8173 g/mL

Density of Miscella

Trial Volume Mass Density1 10 mL 7.1 g 0.71 g/mL