Sell gum rosin/colophny @China (Mainland)
| btained from crude pine gum | ||||||
| Standard: GB/T 8145/8146-2003 | ||||||
| Specifications | ||||||
|
Item |
X |
WW |
WG |
N |
M |
K |
|
Color |
slightly yellow |
pale yellow |
yellow |
deep yellow |
yellow brown |
yellow red |
|
Correspond to the standard glass color piece of rosin |
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|
Appearance |
transparent solid |
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|
Softening Point(ball&ring) |
76oC min |
75oC min |
74oC min |
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|
Acid No. ( mgKOH/g ) |
166min |
165min |
164min |
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|
Unsaponifiable Material |
5% max |
6%max |
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|
Alcohol insoluble Material |
0.03%max |
0.04%max |
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|
Ash ( % ), max |
0.02 |
0.03 |
0.04 |
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| Special properties | ||||||
| -natural organic compound, mainly composed of resins | ||||||
| Uses | ||||||
| -raw material for making soap, paper, paint, and rubber | ||||||
| -intermediate for synthetic organic chemicals | ||||||
| Packing,storing and transporting | ||||||
| -in galvanized iron drum, 225kg net each drum | ||||||
| -must be kept away from heat and flame. | ||||||
Post by Ben cheng Chemicals @2012-06-21 19:58:26
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