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CAS No.: 9004-32-4
CMC is a polyanionic cellulose ether. It has good solubility in both hot and cold water. It is used in drilling mud, in detergents as a soil-suspending agent, in resin emulsion paints, adhesives, printing inks, textile sizes, as stabilizer in foods, as protective colloid in general, as pharmaceutic aid.
CMC is a polyanionic cellulose ether. It has good solubility in both hot and cold water. It is used in drilling mud, in detergents as a soil-suspending agent, in resin emulsion paints, adhesives, printing inks, textile sizes, as stabilizer in foods, as protective colloid in general, as pharmaceutic aid.
| Indexes/Model | Toothpaste Grade | Pharmaceutical Grade | Chemical Reagent Grade | |||||
| IH10 | IH9 | PH9 | PM9 | PH7 | PM7 | PH6 | RM6 | |
| Viseosity,mpa.s 2% Water Solution | 800-1200 | 800-1200 | 800-1200 | 300-800 | 800-1200 | 300-800 | 800-1200 | 300-800 |
| Degree of Substitution ≥ | 0.95 | 0.85 | 0.85 | 0.85 | 0.70 | 0.70 | 0.65 | 0.65 |
| Chloride % ≤ | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 |
| PH | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 | 6.5-8.0 |
| Loss on Drying % ≤ | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 |
| Heavy Metal % ≤ | 0.002 | 0.002 | 0.002 | 0.002 | 0.002 | 0.002 | 0.002 | 0.002 |
| Iron % ≤ | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
| Arsenic % ≤ | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 | 0.0002 |