colophony

colophony

colophony

Min.Order / FOB Price:Get Latest Price

20 Metric Ton

Negotiable

  • Min.Order :20 Metric Ton
  • Purity: 91%
  • Payment Terms : L/C,T/T

Keywords

colophony colophony risin

Quick Details

  • Appearance:Light yellow to light brown, with vitreous luster, turpentine smelling
  • Application:8050-09-7
  • PackAge:As the customers' request
  • ProductionCapacity:|Metric Ton|Day
  • Storage:
  • Transportation:

Superiority:

 

Colophony viscosity well, especially quick pressure sensitive resistance, viscosity, viscosity at low temperature is very good
Softening point method (universal) / ℃ or higher, 76, 76, 75, 75, 74, 74 Acid value (mgKOH/g) or 166 166 165 165 164 166 "Not saponification material content / % 5 5 6 7 7 or less Ethanol insolubles / % 0.03 0.03 0.03 0.03 0.04 0.03 or less Ash / % 0.02 0.02 0.03 0.02 0.04 0.02 or less
Is to make the paint, soap, paper, matches and other industrial raw materials

Details:

 

Gum rosin ww grade
 
Gum Rosin, also called colophony or Greek pitch, is a solid form of resin obtained from pines and some other plants, mostly conifers, produced by heating fresh liquid resin to vaporize the volatile liquid terpenecomponents. It is semi-transparent and varies in color from yellow to black. At room temperature rosin is brittle, but it melts at stove-top temperatures. It chiefly consists of different resin acids, especially abietic acid.

Grade                                       WW
Appearance                         Transparent Solid
Color                                   pale yellow
                              Correspond to the Standard Glass Color Piece of Rosin
Softening Point(R&B),°C,                 min 76
Acid Value,(mgKOH/g),                     min 166
Alcohol insolubleSubstance ,(%) ,         max 0.03
Unsaponifiablematter, (%) ,               max 5
Ash, (%) ,                                max 0.02


 

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