Guangxi Wuzhou Foreign Trade Co., Ltd

Gum Rosin

• Category :

  Inorganic chemicals

• 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;

• CAS NO :

  8050-09-7

• EC NO :

  232-475-7

• Molecular Formula :

  C₂₀H₃₀O₂

• Molecular Weight :

  302.451

• Main Specifications :

• InChI :

  InChI=1/C20H30O2/c1-13(2)14-6-8-16-15(12-14)7-9-17-19(16,3)10-5-11-20(17,4)18(21)22/h7,12-13,16-17H,5-6,8-11H2,1-4H3,(H,21,22)/t16?,17?,19-,20?/m1/s1

• Packing :

  In galvanized iron drums of 225 kgs net each.

• Product description :

  Items	X Grade	WW Grade
  Color	Yellowish	Pale Yellow
  	Correspond to the Standard Glass Color of Rosin
  Appearance	Transparent Solid
  Softening Point (R&B)℃ ≥	76	76
  Acid Value（mg KOH/g）≥	166	166
  Unsaponifiable Matter%≤	5	5
  Ethanol Insoluble Substance%≤	0.03	0.03
  Ash%≤	0.02	0.02

• Uses :

  Mainly made from various kinds of resin acids, gum rosin is an important raw material for soap, papermaking, coating, rubber, resin, electrical appliances and organic synthesis industries, etc.

• Molecular Structure :