Product name: Gum rosin
Other name: Colophony
Color: Pale yellow
Appearance: Transparent solid
|
Softening Point(ball&ring)
|
760C min
|
|
Unsaponifiable Material
|
5% max |
|
Alcohol Insoluble Material
|
0.03% max |
|
Acid Value mgKoh/g
|
166 min |
|
Ash
|
0.02% max |
Useage: Soap industry ,paper industry, paint coating industry, printing ink industry ,adhesives industry ,rubber industrial, food industry ,electrical industrial ,flux Chinese herbal medicine, building materials industry (bond)