Gum Rosin WW Grade

• Post Date:

  May 07,2013

• Expiry Date:

  Nov 03,2013

• Detailed Description:

  Cas No. :8050-09-7 Quantity: 300Metric Tons
  Specs:WW Grade
  Price:1500 USD Metric Tons
  Payment Method: LC AT Sight
  Gum Rosin
  Description:
  Gum rosin is the transparent light yellow or transparent
  yellow solid. It is a kind of natural resin, mainly composed
  of various kinds of resin acids; it can be dissolved easily in
  many organic solvents, and has special chemical activity.
  Specifications
  Pinus Masoniana Rosin
  Specifications Super Grade X 1STGrade WW 2NDGrade WG
  Appearance&Color， Transparent light yellow Transparent yellow
  Softening Point (R&B)oC ≥76 ≥76 ≥76
  Acid value.(mg KOH/g) ≥166 ≥166 ≥165
  Unsop.matter（%） ≤5.0 ≤5.0 ≤5.0
  Alcohol Insol.Sustance(%) ≤0.03 ≤0.03 ≤0.03
  Ash(%) ≤0.02 ≤0.02 ≤0.02
  Pinus Elliottii Rosin
  Specifications Super Grade X 1STGrade WW 2NDGrade WG
  Appearance&Color， Transparent light yellow Transparent yellow
  Softening Point (R&B)oC ≥76 ≥76 ≥76
  Acid value.(mg KOH/g) ≥165 ≥165 ≥164
  Unsop.matter（%） ≤8.0 ≤8.0 ≤8.0
  Alcohol Insol.Sustance(%) ≤0.03 ≤0.03 ≤0.03
  Ash(%) ≤0.02 ≤0.02 ≤0.02
  Application:
  It is an important raw material for the production of paper, coatings, inks, rubber,
  soaps, electronic industrial products, food grade ester gum, rosin ester resins etc.
  Packing and Storage:
  1. Packing: 225kg/galvanized iron drums
  2. Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.
  3. Shelf life: One year in ventilating, cool and dry area.

• CAS Registry Number:

  8050-09-7

• 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:

  

• Company:

  Ecopower(Guangzhou)Chemical Co.,limited     [ China ]        

• Contact:

  Danny

• Tel:

  020-37684130

• Fax:

  020-37621917

• Email:

  Sales@ecopowerchem.com