Appearance: White to slightly off-white fibrous or granular powder
Assay: 99.0%min
Packaging: Bag,20kg paper bag with PE inner
Sample: Available
CAS No.: 9004-67-5
Methyl cellulose CAS 9004-67-5
Typical Properties
Chemical Name: Methyl cellulose
CAS No.: 9004-67-5
Molecular Fomula: C20H38O11
Molecular weight: 454.50912
Chemical Structure:
Appearance: White to slightly off-white fibrous or granular powder
Assay: 99.0%min
Methyl cellulose (CAS 9004-67-5) Typical Properties
| Item | Specifications | Results |
| Appearance | White to slightly off-white fibrousor granular powder. | White to slightly off-white fibrousor granular powder. |
| Identification A to E | Conform | Conform |
| Methoxy | 27.5-31.5% | 27.5-31.5% |
| Solution appearance | Conform | Conform |
| Loss on drying | 5.0% Max | 5.0% Max |
| Residue on ignition | 1.5% Max | 1.5% Max |
| pH | 5.0 – 8.0 | 5.0 – 8.0 |
| Apparent viscosity, 2% solu., | 40000-60000cps | 40000-60000cps |
| 20℃ Particle size | Min. 98% pass through 100 mesh | Min. 98% pass through 100 mesh |
| Heavy Metals | ||
| Heavy Metal | ≤10ppm | ≤10ppm |
| Arsenic | ≤3ppm | ≤3ppm |
| Lead | ≤2ppm | ≤2ppm |
| Mercury | ≤1ppm | ≤1ppm |
| Cadmium | ≤1ppm | ≤1ppm |
| Micro bacteria | ||
| Total plate count | ≤1000cfu/g | ≤1000cfu/g |
| Yeast and Mould | ≤100cfu/g | ≤100cfu/g |
| Coli form | Absent/g | Absent/g |
| Salmonella | Absent/g | Absent/g |
Usage
Widely used in a variety of oral and topical preparations, also used in cosmetics and food
Packaging and Shipping
Bag,20kg paper bag with PE inner
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Methyl cellulose CAS 9004-67-5