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Products
Gum rosin
It is an amorphous transparent solid resin, main chemical composItion is resin.
Widely used in soap making, paper making, coatings, printing ink, electric nsulating materials etc..
Technical index
| Item/Grade |
X |
WW |
WG |
N |
M |
K |
| Color |
yellowish |
light yellow |
yellow |
deep yellow |
yellow brown |
yellow red |
| Conform to Color Requirements of STD Glass for Rosin |
| Appearance |
transparent solid |
| Softening point(Ring-and-ball method)°C≥ |
76 |
75 |
74 |
| Acid number mgKOH/g≥ |
166 |
165 |
164 |
| Content of non-saponifiable matter %≤ |
5 |
5 |
6 |
| Content of ethanol insolubles%≤ |
0.03 |
0.03 |
0.04 |
| Ash content %≤ |
0.02 |
0.03 |
0.04 |
Packing:In galvanized iron drumPacking, net weight 230±0.5kg.
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