General Information
Name: Propylene Glycol
Molecular Structure :
Molecular formula: C3H8O2
Molecular weight: 76.09
CAS number: 57-55-6
EINECS: 200-338-0
Melting point: -60℃
Boiling point: 187℃
Specification
Testing Item | High Grade | Industrial Grade |
Purity % | 99.80 Min | 99.50 Min |
Moisture % | 0.08 Max | 0.10Max |
Color(Pt-Co) | 10 Max | 16 Max |
Density(20℃) g/cm3 | 1.035-1.040 | 1.035-1.040 |
Index of refraction(nd20) | 1.428-1.435 | 1.428-1.435 |
Acidity(As H+) mmol/100g，≤ | 0.01 Max | 0.01 Max |
Distillation range(IBP-DP) ℃ | 183-190 | 183-190 |
Appearance | Colorless and transparent liquid | |
Uses:
Mainly used in surface coating and glass fiber reinforced unsaturated polyester resin (UPR).The second largest application is antifreeze.
Packaging:
Flexi tank,21-23mt per tank.
Galvanized iron drums, 215 kgs net per drum, total 17.2 MT/20 FT dry container.
And it also can be packed in ISO tank, plastic drum, IBC , etc.