Propylene Glycol
Product Information
CAS No:57-55-6
EINECS No : 200-338-0
Molecular weight : 108.08
Molecular formula : C3H8O2
Structural formula:
A colorless, odorless hydroscopic transparent liquid,
melting point : -59°C,
boiling point : 187°C .
refraction index:1.431 ( 20°C ),
specific gravity : 1.038,
viscosity: 48.5mPa.s,
miscible with water, alcohol and most polar solvents.
Item | Specification |
Appearance | Colorless viscous liquid |
Assay | ≥99.5% |
Moisture | ≤0.1% |
Refractio index | 1.428-1.435 |
Specific gravity(25℃) | 1.035-1.040 |
Distillation range(95% min distillated out) | 184-189℃ |
Acidity (As aceti Acid) | ≤0.02% |
Color(APHA) | ≤10 |
Packaging & Storage
Galvanized drums, 215kg net; 1000KG IBC; 23-24mt iso tank or flexi bag. Stored in closed container, ambient conditions, well ventilated area, away from sun light.source of ignition etc.
Fields of application
UPR production. Polyurethane polyols. Pharmaceuticals, Agrochemicals.