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Propylene Glycol 1,2-Propanediol 99.5% Propylene Glycol 99.5%
Chemical Name: Propylene Glycol
Synonyms: 1,2-Propanediol; Propane-1,2-diol;PG
CAS No.: 57-55-6
Molecular Formula: C3H8O2
Properties: Colorless liquid with steady viscosity and good water absorption; Almost odorless, uninflammable and lower toxic. It can be mixed and solved with alcohol, water and various of organic agents.
Specifications:
Appearance: Colorless, clear ,viscous liquid
Content, % : ≥99.5
Moisture % : ≤0.10
Color(Pt-Co) : ≤6
Relative Density: 1.038± 0.001
Distillation Range, Deg. C: 184-188
Refractive Index: 1.430-1.434
Application:
PG is mainly used as raw material for preparing unsaturated polyester resin, plasticizer, surface active agent, emulsifying agent and demulsifying agent. It can also be used as mould inhibitor, antiseptic for fruit, ice inhibitor and moisture preserving agent for tobacco.
检验项目 Items |
标准要求 Standard |
检验结果 Results |
Unit of Measure |
||||
含量 Content |
99.50min |
99.73 |
Weight % |
||||
水分 Moisture |
0.10max |
0.09 |
Weight % |
||||
比重Relative Density |
1.038± 0.001 |
1.0375 |
20°C (g/cm³) |
||||
色号 Color |
5 max |
5 |
APHA Color |
||||
性状 Appearance |
无色透明液体 Colorless transparent liquid |
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结论Conclusion |
HIGHT GRADE 优级品 |
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负责人
|
05 |
核实人 |
06 |
检验员 |
1 |
Packing& Storage:
Packing in 215kg/drum, IBC drums of net weight 1000kg/drum, ISO tank or flexitank.
PG is hygroscopic. Keep container tightly closed. Keep in a cool, well-ventilated area. Do not store above 23°C (73.4°F).
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