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propylene glycol

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  Post Date: Sep 03,2017
  Expiry Date: Mar 02,2018
  Detailed Description: Cas No. :57-55-6
Molecular formula C3H8O2
CAS# 57-55-6
Structure Formula
Specification Properties:
Molecular weight: 76.09
Relative density: (20/20℃)1.0381
Structure: CH3-CHOH-CH2OH (1,2 - propylene glycol), or CH2OH-CH2-CH2OH (1,3 - propanediol)
Appearance: colorless viscous hygroscopic liquid, almost odorless.
Boiling point: 188.2
Melting point: -59℃
Lighted: 421.1℃
Viscosity (20 ℃) 56.0mpa.s,
Surface tension: 72.0 (25℃)
Specific heat capacity: (20 ℃)2.49kJ / (kg.℃),
Heat of vaporization: (101.3kpa) 711kJ/kg.
 
Uses In cosmetics, toothpaste and soap and glycerin can be used as a wetting agent with sorbitol goods. Used as humidity in the hair dye, hair smoothing agents, also used as antifreeze, is also used cellophane, plasticizers and pharmaceutical industries.
Packaging 215kg/Barrel

 

  CAS Registry Number:

57-55-6
  Synonyms: ;Propane-1,2-diol;Propylene Glycol;Glycol-Propylene;Dowfrost(Tm);
  Molecular Formula: C3H8O2
  Molecular Weight: 76.09
  Molecular Structure: 57-55-6 1,2-Propanediol
  Safety Description: S24/25:;

  Company: Beijing Huamaoyuan Fragrance Flavor Co.,Ltd     [ China ]        
  Contact: Wang
  Tel: 86-10-63281661
  Fax: 86-10-63281121
  Email: cathy@bjhuamaoyuan.com
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