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Gum rosin
GUM ROSIN
CAS No.:8050-09-7
EINECS No.:232-475-7
MF:C20H30O2
Molecular weight:302.44
H.S. CODE:38061000
Specification Grade | X grade | WW grade | WG grade | N grade | |
Appearance | Irregular Transparent Solid | ||||
Color(loviband) | Yellow | 12 | 20 | 30 | 40 |
Red | 1.4 | 2.1 | 2.5 | 3.4 | |
Softening point(R&B)°C≥ | 76 | 76 | 75 | 75 | |
Acid value (mg KOH/g) ≥ | 166 | 166 | 165 | 165 | |
Unsaponifiable matter(%)≤ | 5 | 5 | 5 | 5 | |
Alcohol insoluble matter(%)≤ | 0.03 | 0.03 | 0.03 | 0.03 | |
Ash content (%) ≤ | 0.02 | 0.02 | 0.03 | 0.03 | |
PROPERTY AND APPLICATION:
Gum rosin is a kind of natural resin, mainly composed of various kinds of resin acids, it is dissolved easily in many organic solvents and has special chemical activity. And it is an important raw material for papermaking, soap, coating, paint, paint ink, rubber, synthetic resin, electronic appliance, organic synthetic, etc.
Gum rosin
