Customization: | Available |
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CAS No.: | 9004-32-4 |
Formula: | C6h7o2(Oh)2CH2coona |
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Product Name | Sodium carboxymethyl cellulose |
CAS No. | 9004-32-4 |
MF | C6H7O2(OH)2CH2COONa |
EINECS: | 618-378-6 |
Appearance | White powder |
Packing | 25kg bag |
Shelf life | 2 Years |
Item | Specification | Test Result |
Viscosity(1%sol., 25°C, mpa.s) | 200-500 | 420 |
D.S(Degree of substitution) | ≥ 0.6 | 0.82 |
pH(1%solution) | 6.0-8.5 | 6.78 |
Moisture (%) | ≤10.0 | 6.62 |
Chloridecontent(%) | ≤ 1.2 | 0.86 |
Heavy metal | ≤ 15 ppm | ≤ 15 ppm |
Pb | ≤ 5 ppm | ≤ 5 ppm |
As | ≤ 2 ppm | ≤ 2 ppm |
Yeast & Mould | ≤100 cfu/g | Conforms |
Salmonella | Negative | Negative |
Sodium carboxymethyl cellulose CMC is packaged in 25kg drum
CMC shipping by air, by sea , by air express like Fedex , DHL, UPS