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gum rosin

  Post Date: Aug 11,2014
  Expiry Date: Feb 07,2015
  Detailed Description: Cas No. :8050-09-7 Quantity: 40000Metric Tons
Specs:x grade
Payment Method: TT
Gum rosin is natural organic
compound, mainly composed of
resins. It’s raw material for
making soap,paper,paint, rubber
and intermediate for synthetic
organic chemicals.
The standard as below:
Color:slightly yellow
Appearance:transparent solid
Softening point(ball&ring):76℃
Acid No.:166mgKOH/g min
Unsaponifiable material:5pct max
Alcohol insoluble
material:0.03pct max
Ash:0.02pct max

  CAS Registry Number:


  Synonyms: ;Disproportionated rosin;Colophony;Pine rosin;Rosin;Rosin Solder Flux Fume;Wood rosin;(4aR)-7-isopropyl-1,4a-dimethyl-2,3,4,4b,5,6,10,10a-octahydrophenanthrene-1-carboxylic acid;
  Molecular Formula: C20H30O2
  Molecular Weight: 302.451
  Molecular Structure: 8050-09-7 gum rosin

  Company: Qinzhou Rongde Chemicals Co.,Ltd.     [ China ]        
  Contact: William Zhou
  Tel: 0773-5832019
  Fax: 0773-5801712
  Email: rd-william@hotmail.com
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