Name:1,2-Propanediol
Synonyms:Propane-1,2-diol; Propylene glycol,1,2-Propanediol,Propane-1,2-diol,Propylene glycol
MF:C3H8O2
MW:76.09
CAS No.:57-55-6
EINECS:200-338-0
FEMA:2940
Structure:
Typical physical property:
Colorless transparent liquid,It is relatively non-toxic but is a mild irritant.
Boiling point:187oC(1 atm)
Distillation range:184-189 oC
Specific gravity:1.038(20oC/20oC)
Refractive index n20/D(20oC):1.4310-1.4340
Viscosity(25oC): 48.5 mPa.s
Surface tension(25oC):36 mN/m
Flash point:104oC(close cup)
Autonigtion temp:371 oC
PG is combustible but not flammable at room temperature.
Specification sheet:
Apperance | Colorless viscous liquid |
Color(APHA) | 10 max |
Moisture | 0.1% max |
Refraction index | 1.431-1.435 |
Specific gravity (25oC) | 1.035-1.037 |
Distillation range | 184-189 oC |
Acidity(As acetic acid) | 0.01 max |
Chloride | 70ppm max |
Sulfate | 60ppm max |
Heavy metal(Pb) | 5 ppm max |
Residue on ignition | 70ppm max |
Chloroform | 60 ppm max |
1,4-Dioxane | 380 ppm max |
Methylene chloride | 600 ppm max |
Trichloroethylene | 80 ppm max |
EG,DEG,DPG | 0.1% max |
Assay | 99.5%min |
Applications:
Unsaturated Polyester Resins and alkyd resins
Urethanes(for synthesis of polyol)
Coolants and Antifreeze
Aircraft Deicing Fluid
Hydraulic and Brake Fluid
Heat Transfer Fluids
Paint and Coatings
Pharmaceuticals and agrochemicals solvent
Detergents and plasticizers
Other Applications:food,cosmetics and feed industry, Tobacco
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Packing:
In steel or galvanized Drums of 215kg net(Container load of 20fee is 80 drums palletized)
22MT per Flexi Tank.
23MT per ISO TANK(24 Cubic meters)
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At ambient temperature, in sealed containers,shelf life up to one year.
Away from source of ignition,direct sunlight,keep the place dry and well ventilated.
For more about the product, pls refer to our professionals at sales@foruchem.com
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