Gum Rosin
Specifications
- Origin
- China (Mainland)
Quick answerGum Rosin is a Chemicals product. Key specs — Origin: China (Mainland).
Product Description
Gum Rosin
Technical Index Item | Extra Grade X | First Quality WW | Second Grade WG | Third Grade N | Fourth Grade M | Fifth GradeK | Color | yellowish | light yellow | yellow | deep yellow | yellowish brown | yellowish red | Correspond to the standard glass color piece of rosin | Appearance | transparent solid | Softening Point(ball and ring method)°C, no lower than | 76 | 75 | 74 | Acid value(mgKOH/g), no less than | 166 | 165 | 164 | Unsaponifiable Matter Content(%), no more than | 5 | 5 | 5 | Ethanol insolubles (%), no more than | 0.03 | 0.03 | 0.04 | Ash(%), no more than | 0.02 | 0.03 | 0.04 |
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