Gum Rosin B
Category: Gum Rosin
Physical and Chemical Properties
| Properties | Typical |
|---|---|
| Appearance | Blackish Brownish Lumps |
| CAS No | 07-09-8050 |
| Color | Black |
| Softening Point | 55-75°C |
| Acid Number | 155-180 |
| Melting Point (°C, Interval) | 70°C-80°C (WWgrade, 76°C) |
| Boiling Point (100mm Hg) | 318°C |
| Flash point (°C) | Above 204°C |
| Method | COC |
| Odor | Rosin odor/Odorless when cold |
| Molecular Formula | C20H3002 |
| Molecular weight | 302 g/mol |