colophony W/W type
Price:Negotiable
Contact Info
- Add:202-2,132 Building,Jiangxi Road,Shinan District,Qingdao City,Shandong Prov.China, Zip: 266071
- Contact: Mr.Wang
- Tel:86-0319-3676619
- Email:qingdaoyuejiang@gmail.com
Other Products
Description
Additional Information
Product Name: Rosin
Other Name: Colophony
MF: C20H30O2
CAS No.:
Packing: packed in galvanized steel drum, 225kg/drum
Specifications:
Obtained from crude pine gun | ||||||
Standard: GB/T 8145/8146-2003 | ||||||
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 | |||
Uses : raw material for making soap, paper, paint and rubber
Note: must be kept away from heat and flame.
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