|
Specification |
|
Properties |
Index |
|
Content,wt.% |
≥99.5 |
|
Color (Pt-Co) |
≤10 |
|
Odor |
No odor |
|
Moisture,wt.% |
≤0.2 |
|
Chloride (NaCl),ppm |
≤8 |
|
Sulfate (Na2SO4),ppm |
≤8 |
|
Arsenic content (As),ppm |
≤1 |
|
Heavy metal (Pb),ppm |
≤5 |
|
Iron content,ppm |
≤1 |
|
|
Description |
 Chemical name: 1,2-1,2-Propanediol(pharmaceutical grade)
Molecular formula: C3H8O2
Molecular weight: 76
Properties: colorless, clear and viscous liquid, no odor, has a little sweet taste. Soluble in water, ethyl alcohol and many organic solvents.
Uses: as raw material for unsaturated polyester resin, plasticizer, surfactant, emulsifier. It can also be used as midew preventive, preservative, foaming agent, antifreezing agent and tobacco wetting agent.
|
.jpg){kind=small}