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This product is 2-hydroxypropyl methyl cellulose, appearing as white or white-like fiber or granular powder. It is odorless, almost insoluble in anhydrous ethanol, and swells in cold water to form a clear or slightly turbid colloid solution.
CAS No.: 9004-65-3
Complies with: USP, BP, EP, CP
| Item | Type 2910 | Type 2208 | Type 1828 | Type 2906 |
|---|---|---|---|---|
| Methoxyl (%) | 27.0/28.0-30.0 | 19.0-24.0 | 16.5-20.0 | 27.0-30.0 |
| 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 | |||
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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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Package: 25kg/fiber drum
Packing Size: D37cm*H53cm
G.W.: 27.5kg
Store in a cool, dry place below 30°C, protected against humidity and pressing. Valid for 2 years.
