Guangzhou Renown Chemical Co.,Ltd

Gum Rosin

• Category :

  Food and Feed additives/General reagents

• 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 :

  99% reagent grade

• 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 :

  Gum rosin x grade is packed in iron drum on 225kg net each, total load with 80drums/container.

• Product description :

  EINECS NO︰	232-475-7
  Molecular Formula︰	C19H29COOH
  Appearance︰	light yellow
  Specification︰	Softening Point (R&B),°C, ≥ 76. Pine Gum Rosin ACID VALUE,(mgKOH/g), ≥ 165 Pine Gum Rosin Alcohol Insoluble Substance,(%) , ≤ 0.03 Pine Gum Rosin Unsaponifiable MATTERr, (%) , ≤ 5 Pine Gum Rosin ASH, (%) , ≤ 0.03
  Delivery︰	within 15 days after payment
  Payment Terms︰	TT / LC

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  RENOWN - The Chemical Company
  http://www.renownchemical.com
  Guangzhou Renown Chemical Co.,Ltd.
  E-mail: info@renownchemical.com

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• Uses :

  It is an important raw material for the production of paper, coatings, inks, rubber, soaps, electronic industrial products, food grade ester gum, organic sythesis etc.

• Molecular Structure :