|
| Item | Type 2910 | Type 2208 | Type 1828 | Type 2906 |
| Hydroxypropoxy (%) | 7.0-12.0 | 4.0-12.0 | 23.0-32.0 | 4.0-7.5 |
| Residue on ignition / Sulphated ash (%) |
≤1.5 | |||
| pH | 5.0-8.0 | |||
| Loss on drying (%) | ≤5.0 | |||
| Viscosity(mPa.s) (2% solu.,20ºC) |
3-100000 | |||
| Less than 600 mPa.s: 80%-120% of the viscosity stated by viscosimeter of Ubbelohde type; 600mPa.s or higher:75%-140% of the viscosity stated by viscosimeter of Brookfield type LV Model,or equivalent. |
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