PG MPG propylene glycol PG
Propylene glycol
1. CAS: 57-55-6
2. EINECS NO.: 200-338-0
3. Formula: C3H8O2
4. MW: 76.09
5. Relative density: 1.0381
6. Boiling point: 188.2℃
7. Melting point:-59℃
8. Viscosity: (20 centigrade) 60.5mpa.s
9. Quality: Colorless sticky liquid, cam dissolve in water, EG and many other organic solvents.
10. Usage:
1. Raw material of unsaturated polyester resin;
2. Used as wetting agent in cosmetic, toothpaste, fancy soap;
3. Used in glass paper, plasticizer;
4. making memory fabric;
5. used as antifreeze agent, organic solvent;
6. used as raw material of Medicines Intermediates.
11.Package: 215kg/drum,17.2MT/20’FCL or 1MT/IBC drum, 19MT/20’FCL
12. Specification
Item |
Index |
Appearance |
colorless transparent sticky liquid |
Content |
99.5 % min |
Hazen(Pt-Co) |
10 max |
Density(20/25 °C) |
1.0350~1.4010 |
Refrective index(25°C) |
1.431~1.435 |
Boiling range,IBP |
184.0 °C min |
Boiling range, DP |
190.0 °C max |
Moisture, wt% |
0.1 max |
Basicity, wt% |
0.0020 max |
Specification
|
Index
|
Color,(APHA)
|
≤10
|
Content%
|
≥99.0
|
Moisture%
|
≤0.2
|
Specific gravity (20/20)
|
1.035-1.039
|
Free acid, (CH3COOH),ppm
|
≤75
|
Residue, ppm
|
≤80
|
Distillation rang>95%
|
184-190
|
Index of refraction
|
1.433-1.435
|
Item
|
Index
|
Result
|
Color Tone (APHA)
|
10 max
|
<10
|
Water,%
|
0.2 max
|
0.077
|
Specific gravity (25/25°C)
|
1.0350~1.0410
|
1.036
|
Refractive index(25°C)
|
1.4307~1.4317
|
1.431
|
Distillation range (L), °C
|
184.0~189.0
|
184
|
Distillation range (U),°C
|
184.0~189.0
|
189
|
Distillation volume, Vol%
|
95 min
|
97.2
|
Identification
|
passed
|
passed
|
Acidity, ml
|
0.20 max
|
0.10
|
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