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Engaged in trading and exporting an exclusive range of 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) oC, 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 |
Packing
In galvanized iron drum, 225kgs/drum
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