Propylene Glycol

Product Description

Molecular Weight: 76.095
TESTS

USP SPECIFICATIONS
Description/
Appearance
Colorless, viscous, clear hygroscopic liquid without odor
Identification
IR test
Assay (Purity)
99.5% min
Specific gravity
1.035- 1.037 g/cm3 at 25 ° C
Index of refraction
1.431- 1.433 ND20
Acidity
≤ 0.20 ml of 0.10 N NaOH
Water/Moisture
0.2% max
Residue on ignition
4.0 mg max
Chloride
5 ppm max
Heavy metalsas Pb
5 ppm max
Sulphatesas SO42-
10 ppm max
Oxidizing substances
Not required
Arsenic
5 ppm max
Reducing substances
Not required

Organic volatile impurities
A. Chloroform: 60 ppm
B. 1, 4-dioxane: 400 ppm
C. Methylene chloride: 600 ppm
D. Trichloroethylene: 100 ppm

Description: Mono Propylene Glycol
CAS No.: 55-57-6
HS CODE: 2905 3200
Packed in 215/210KG iron drums,
20'FCL=16.8/17.2MT Non-Palletized;
1 ISO tank=20-22MT

TESTS	USP SPECIFICATIONS
Description/ Appearance	Colorless, viscous, clear hygroscopic liquid without odor
Identification	IR test
Assay (Purity)	99.5% min
Specific gravity	1.035 - 1.037 g/cm 3  at 25 ° C
Index of refraction	1.431 - 1.433 n D 20
Acidity	≤ 0.20 ml of 0.10 N NaOH
Water/Moisture	0.2% max
Residue on ignition	4.0 mg max
Chloride	5 ppm max
Heavy metals(as Pb)	5 ppm max
Sulphate sas SO42-	10 ppm max
Oxidizing substances	Not required
Arsenic	5 ppm max
Reducing substances	Not required
Organic volatile impurities	a.   Chloroform: 60 ppm b.   1, 4-dioxane: 400 ppm c.     Methylene chloride: 600 ppm d.     Trichloroethylene: 100 ppm