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CAS No.:8050-09-7
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Other Names:Colophony
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MF:C20H30O2
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EINECS No.:232-475-7
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Place of Origin:Guangdong China (Mainland)
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Type:Other, Natural Resin
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Brand Name:Polymet
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Model Number:Gum rosin
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Purity:100%
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Colour:pale yellow
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Appearance:Transparent
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Softening point:more than 76 celsius degree
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Acid number:more than 166
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Unsaponifiable matter:less than 5%
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Ethanol insolubles:less than 0.03%
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Ash content:less than 0.02%
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Type
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X
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WW
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WG
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N
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Product Index
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1.Appearance
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Transparent
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2.
Color(Gardner Method)
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Correspond to the standard Glass Color Piece of Rosin.
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Slight yellow
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Pale yellow
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Yellow
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Deep Yellow
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3.Softening point,(R.&.B)≥
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76
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75
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4.Acid Value,mgKOH/g,
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166
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165
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5.Alchohol insoluble Sunstance,%,max
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0.03
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0.03
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6.Unsaponifiable matter,%,max
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5
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5
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7.Ash Content,%,max
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0.02
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0.03
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