Sodium Carboxymethyl Cellulose CMC
CAS No.: 9004-32-4
HS Code: 3912310000
Grade:
CMC Detergent grade
CMC PAC Oil Drilling Grade
CMC Food Grade
CMC Textile Grade
CMC Ceramic Grade
CMC Toothpaste Grade
CMC Papermaking Grade
CMC Other Industries
Density：1,6 g/cm3
Melting point：274 °C (dec.)
Viscosity：50-7000cps
Color：White to off-white
Introduction:
Sodium Carboxymethyl Cellulose (also referred as CMC and Carboxy Methyl Cellulose) can briefly be described as an anionic water-soluble polymer produced from naturally occurring cellulose by etherification, substituting the hydroxyl groups with carboxymethyl groups on the cellulose chain.
Specification of detergent grade:
ITEM | Min/Max Values | Result |
Appearance | Creamy white powder | pass |
PH(1% solution) | 6.0-8.5 | 7.1 |
1% Viscosity | 3800-4400cps | 4100 |
Degree of Substitution | Min.0.90 | 1.2 |
Purity(on dry-basis) | Min.99.5% | 99.66 |
Moisture | Max.10.0% | 6 |
Particle size | Min.99.0% pass through 80mesh(180micro) | 99.6 |
Pb | Max.10ppm | 4 |
Lead | Max.3ppm | 1 |
Arsenic | Max.3ppm | 2 |
Mercury | Max.1ppm | 0.7 |
Cadmium | ax.1ppm | 0.4 |
Total Plate Count | Max.1000cfu/g | 860 |
Yeast & moulds | Max.100cfu/g | 56 |
Coliform | Absent/25g | pass |
Salmonella | Absent/25g | pass |
Application:
1.Detergent and personal care chemical industry
2. Food industry
3. Oil drilling
4. Textile, dyeing
5. Paper making
6. Mining
7. Porcelain
8. Construction
9. Pharmaceutical industry
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