Product
Propanediol
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DESCRIPTION
Other name: Propylene glycol
Appearance: odorless sticky water- absorbing liquid.
General characteristic: miscible with water, ethyl alcohol and other organic solution.
Molecular formula: C3H8O2
Molecular weight: 76.09
CAS No.: 26264-14-2
EINECS No.: 412-350-5
SPECIFICATION
|
Test Items |
Specification |
|
Tone (APHA) |
10 max |
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Water content,% |
0.2 max |
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Proportion (20/25 °C) |
1.0350~1.0410 |
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Boiling Range (L), °C |
184.0~189.0 |
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Boiling Range (U),°C |
184.0~189.0 |
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Distillation amount Vol% |
95 min |
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Acidity, ml |
0.20 max |
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Chloride, % |
0.007 max |
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Heavy metals, ppm |
5 max |
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Sulfate % |
0.006 max |
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Burning residue % |
0.07 max |
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Organic volatile impurities, chloroform µg/g |
60 max |
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Two oxygen heterocycle ethane, µg/g |
380 max |
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Organic volatile impurities, Dichloromethane,µg/g |
600 max |
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Organic volatile impurities,Chloryleneµg/g |
80 max |
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Test, GLC% |
99.5 min |
APPLICATION
Propylene glycol can be used as a raw material of unsaturated polyester resin. In cosmetics, toothpaste and soap can be used as a wetting agent with glycerol and sorbitol. Used in hair dyes, wet hair agent, also used as antifreeze, also used in cellophane, plasticizer and pharmaceutical industry.
PACKAGE
25KG, 100KG plastic drum.
STORAGE
Stored in the cofferdam, the air circulation, as well as from the sun, and not near open flames and other sources of heat.
