1,2-PROPANEDIOL

 

SYNONYM: MONOPROPYLENE GLYCOL

 

FORMULA: C3H8O2

 

M. W.: 76.095

 

CAS NO.: 57-55-6

 

GRADE: PHARM. GRADE

 

DESCRIPTION: IT IS A COLORLESS, CLEAR, VISCOUS LIQUID. IT IS ODORLESS AND HAS SLIGHT SWEET TASTE AND IS EASY TO BE WET, EASY SOLUBLE IN ETHANOL, CHLOROFORM.

 

SPECIFICATIONS:

 

APPEARANCE

COLORLESS, CLEAR, VISCOUS LIQUID

ACIDITY (titration NAOH)

05ml MAX.

RELATIVE DENSITY (20/20℃)

1.035-1.037

CHLORIDE

0.007% MAX.

SULFATE

0.006% MAX.

MOISTURE

0.2% MAX.

RESIDUE ON IGNITION

3.5mg MAX.

HEAVY METAL

5ppm MAX.

OXIDATION (0.005mol/l Na2S2O3)

0.2ml MAX.

CONTENT

99.5% MIN.

IDENTIFICATION

infrared absorption spectrum IS IN compliance WITH REFERENCE SPECTRUM.

 

USES: IT IS USED AS SOLVENT OF PHARMACEUTICAL AUXILIARY MATERIALS.

 

PACKING: PACKED IN 200KG GALVANIZE IRON DRUMS, 16MT/20’FCL.