| Hydroxyl No. |
Monohydroxy |
| Content |
99.50% |
| Packing |
200kg/Drum |
| Product Name |
Propylene Glycol |
| Molecular Formula |
C3h8o2 |
| Density |
1.036 G/Ml at 25 °c(Lit.) |
| Sensitive |
Hygroscopic |
| Transport Package |
200kg/Galvanized Drum; 1mt/IBC Drum |
| Specification |
99.50% |
| HS Code |
2905320000 |
Product English name: 1,2-Propanediol;1,2-Dihydroxypropane;α-Propylene glycol;Propylene glycol
English alias: (+/-)-1-Glycerol, polymer-supported; ethane-1,2-diol - prop-1-ene (1:1)
Molecular formula: CH2OHCHOHCH3(C3H8O2)
EINECS:200-338-0
CAS Number: 57-55-6
Safety terms: Avoid contact with skin and eyes
Miscible with water, ethanol and various organic solvents. Propylene glycol can be used as a raw material for unsaturated polyester resins.
It can be used as a humectant in combination with glycerin or sorbitol in cosmetics, toothpaste and soap. In hair dyes, it is used as a moisturizing and leveling agent, as an antifreeze, as well as in cellophane, plasticizer and pharmaceutical industry.
Folding physicochemical properties
Appearance: Colorless viscous and stable absorbent liquid, almost tasteless and odorless.
Relative density (water=1): 1.04
Vapor pressure: 106Pa at 20ºC
Flash point: 99°C (closed cup), 107°C (open cup)
Specific heat capacity (20 ºC) 2.49kJ/(kg. ºC),
Heat of vaporization (101.3kpa) 711kJ/kg.
Auto-ignition temperature: 421.1ºC
Solubility: Miscible with water, ethanol and various organic solvents.
Explosion limit: 2.6-12.6%V/V
Folding Quality Index
(Quality system complies with ISO9001:2000 standard)
Index Pharmaceutical Grade Industrial Premium Grade Industrial Grade I
Appearance Colorless transparent viscous liquid
Content 99.5 % min 99.5 % min 99.0% min
Chroma (Platinum-Cobalt) 10 max 10 max 16 max
Density (20/25 °C) 1.0350~1.4010 1.0350~1.4010 1.0350~1.4010
Refractive index (25°C) 1.4307~1.4317 1.431~1.435 1.426~1.435
Distillation range, IBP 184.0 °C min 184.0 °C min 183.0 °C min
Distillation range, DP 189.0 °C max 190.0 °C max 190.0 °C max
IR detection passed -- --
Moisture 0.2 wt% max 0.1 wt% max 0.2% max
Alkalinity 0.0020 wt% max 0.0020 wt% 0.01% max
Chloride 0.007 wt% max -- --
Sulfate 0.006 wt% max -- --
Heavy metals 5 ppm max -- --
Ignition residue 0.0070 wt% max -- --
Oxidizing substances Not required -- --
Reducing substances Not required -- --
Organic Volatile Matter - Chloroform 60 ppm max -- --
Organic Volatile - Dioxane 380 ppm max -- --
Organic volatile matter - methylene chloride 600 ppmmax -- --
Organic volatile matter - trichloroethylene 80 ppm max -- --
Folding packaging, storage and transportation
Packed in galvanized iron drums or varnished drums, with a net weight of 200 or 215±0.5 kg per drum, and can also be packaged in ISO TANK or according to customer requirements.
This product should be stored in a cool, ventilated and dry place, and stored and transported according to general chemical regulations
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