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Glycerin 99.7%
CAS number:56-81-5
Molecular formula:C3H8O3
Molecular weight:92.09380
Customs code:
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Item

Spec

Appearance

Clear and Transparent

Glycerine Content %

99.7 Min

Identification A by IR

Pass

Identification C by GC

Pass

Specific Grafity (25/25 ºC)

1.2490 Min

Color ( APHA)

5 Max

Residue on Ignition, %

0.01 Max

Chloride (as Cl), ppm

10 Max

Sulfate, ppm

20 Max

Chlorinated Compounds, ppm

30 Max

Fatty Acid and Esters, ml NaOH

1.0 Max

Assay, %

99.0 – 101.0

Diethylene Glycol, %

0.10 Max

Ethylene Glycol, %

0.10 Max

Water, %

0.3 Max

Individual Impurities, %

0.1 Max

Total impurities, %

1.0Max

Arsenic, ppm

1.5 Max

Cadmium, ppm

0.5 Max

Lead, ppm

1.0 Max

Mercury, ppm

1.5 Max