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gum rosin
Propertied:This product natural themoplastic resin with speacial physical and chemical properties,composed of several kinds of resin acids.~
| Obtained from crude pine gun | ||||||
| Standard:GB/T 8145/8146-2003 | ||||||
| Specifications | ||||||
| Item | X | WW | WG | N | M | |
| Color | slight yellow | pale yellow | yellow | deep yellow | yellow brown | |
| Correspond to the standard glass color piece of rosin | ||||||
| Appearance | transparent solid | |||||
| Softening Point(ball&ring) | 76°Cmin | 75°Cmin | 74°Cmin | |||
| Acid No.(mgKOH/g) | 166min | 165min | 164min | |||
| Unsaponifiable Material | 5%max | 6%max | ||||
| Alcohol insoluble Materical | 0.03%max | 0.04%max | ||||
| Ash(%).max | 0.02 | 0.03 | 0.04 | |||
| Special properties | ||||||
| natural organic compound,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. | ||||||
Gum Rosin