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Product name | propylene glycol |
Appearance | colorless transparent liquid |
density | 1.0381 |
boiling point | 188 |
melting point | -59 |
stability | good |
flash point | 99 |
acid-base property | neutral |
spontaneous ignition point | 421.1 |
solubleness | Miscible with water, ethanol and most organic solvents |
Specific gravity | 0.035-1.0370 |
Assay | Min.99.5% |
water content% | Max.0.2% |
Acidity | Not more than 0.2ml of 0.1N NaOH |
Residue on ignition | Max.70ppm |
Chlorides | Max.70ppm |
Heavy Metals | Max.5ppm(as Pb) |
Sulfate | Max.60ppm |
Color | Max.10(APHA) |
Distillation(IBP/DP) | 184/189deg C |
Distillation volume | 95min Vol% |
organic volatile impurities | passed test |
Refractive Index | 1.430-1.432 at 25 deg C |






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