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100% Pure and Natural China Gum Resin Colophony
| 1. | Product | Gum Rosin |
| 2. | CAS | 8050-09-7 |
| 3. | Item No. | HQ-032 |
| 4. | Specific Gravity at 20°C | 1.07-1.09 |
| 5. | Glass transition temperature | 73-94 Degrees Celsius |
| 6. | Softening point | 75min |
| 7. | Package | 225kg/drum |
| 8. | Solubility | in toluene,dichloromethane,turpentine |
Product Name: Gum Rosin
Origin: China
Other Name: Colophony
Appearance: Yellowish to red and yellow transparent solid, hard and brittle.
Glass transition temperature: 73-94 Degrees Celsius
Preparation Methods: The direct fire heating or steam distillation of turpentine to remove turpentine from rosin.Solubility:Soluble in toluene,dichloromethane,turpentine,insoluble in water,methanol,acetone,ethyl acetate.
Package: 225kg/drum,
Purposes: for the washing soap,metal soap,varnish,ink,welding materials,insulation materials,and used as paper sizing agents and rubber adhesive softener.
Storage: Well closed in air tight containers away from sunlight.
100% Pure and Natural China Gum Resin Colophony