Article | Gum rosin WW grade | Result |
Color | Pale Yellow | Pass |
Softening point(R&B)CD | 76.0 | 76.0 |
Acid number(mg KOH/g) GB8146≥ | 165.0 | 166.0 |
Non-Saponification content,%≤ | 5.0 | 4.5 |
Alcohol insoluble substance,% ≤ | 0.030 | 0.020 |
Ash content, % | 0.020 | 0.020 |