Propylene Glycol Industrial Grade (PGI)
Packaging & Delivery
- Packaging Detail: 215kgs new steel drums, or ISO Container
- Delivery Detail: delivery in time
Terms of Payment : L/C IRREVOCABLE; PAYMENT IN ADVANCE
MOQ : 1FCL
Description
Colorless, odorless and transparent syrup-type liquid. Non-toxic material.
Sale Specifications
|
Specifications
|
Unit
|
Test
method
|
|
Purity. wt %
|
Min. 99.50
|
ASTM E 202
|
|
Specific gravity(20/20°C)
|
1.037-1.039
|
ASTM E 202
|
|
Chromaticity. APHA
|
Max. 10
|
ASTM D 1209
|
|
Moisture. wt.ppm
|
Max.700
|
ASTM E 202
|
|
Acidity. (as Acetic acid) wt. ppm
|
Max.30.0
|
ASTM E202
|
|
Iron. wt. ppm
|
Max. 0.20
|
ASTM E 394
|
|
Chloride. wt. ppm
|
Max. 1.0
|
USP
|
|
Refraction ratio. 25°C
|
1.430-1.432
|
ASTM D 1218
|
|
Ignition residue. wt. ppm
|
Max.30
|
USP
|
|
Distillation point (1atm), °C
|
185-189°C
|
ASTM E 202
|
Applications :
Heat exchange fluid, plasticizer, and functional solution such as UPR (Unsaturated polyester resin), Alkyd Resin, paints and coating agents, antifreeze refrigerant.
Handling and Storage
Handle it in a place of good ventilation and avoid contact with breath, eyes, skin, and clothing. Keep in an enclosed space of low temperature and avoid direct sunlight.
Container Material Selection
Stainless steel, aluminum, plastic, carbon steel (phenolic coating)
Physical Properties
|
Items
|
Properties
|
|
Chemical Name
|
1, 2-Propanediol
|
|
Formula
|
Ch3-CH(OH)-CH2OH : C3H8O2
|
|
Molecular weight(g/mol)
|
76.10
|
|
CAS Number
|
57-55-6
|
|
EINECS Number
|
200-38-0
|
|
Boiling point 101.3kPa(1atm)
|
187°C(369°F)
|
|
Distillation point 101.3kPa(1atm)
|
186-189°C(367-372°F)
|
|
Vapor pressure 20°C(68°F)
25°C(77°F)
|
0.011kPa(0.08mmHg)
0.017kPa(0.13mmHg)
|
|
Freezing point
|
<-59°C(-74.2°F)
|
|
Pour point
|
<-57°C(-71°F)
|
|
Specific gravity 20/20°C(68/68°F)
25/4°C(77/39°F)
60/4°C(140/39°F)
|
1.038
1.033
1.007
|
|
Refractive index n20/D, 20°C(68°F)
|
1.4310-1.4330
|
|
Viscosity. 25°C(77°F)
60°C(140°F)
|
48.6cPs(mPa.s)
8.4cPs(mPa.s)
|
|
Specific heat. 25°C(77°F)
|
2.51 J/g6K(0.60Btu/lb/°F)
|
|
Surface tension. 25°C(77°F)
|
36mN/m(36dynes/cm)
|
|
Flash point
|
104°C(220°F)
|
|
Auto ignition point
|
371°C(700°F)
|
|
Thermal conductivity. 25°C(77°F)
|
0.2061W/m6K(0.1191Btu/hr ft°F)
|
|
Electrical conductivity 256C(776F)
|
10 micro S/m
|
|
Heat of formation
|
-422KJ/mol(-101Kcal/g-mol)
|
|
Heat of vaporization
|
67.0KJ/mol(379Btu/ib/°F)
|
