Carboxymethyl cellulose sodium salt, M.W. ∼ 250000 (DS=1.2)

Supplier: Thermo Scientific

Synonyms: Carboxymethyl cellulose, sodium salt, Cellulose gum, Cellulose, carboxymethyl ether, sodium salt, Sodium carboxymethyl cellulose (Viscosity 800mpa.s), Sodium carboxymethyl cellulose, CMC

332630010 332631000
ACRO332630010EA 149 EUR
ACRO332630010 ACRO332631000
Carboxymethyl cellulose sodium salt, M.W. ∼ 250000 (DS=1.2)
Carboxymethyl cellulose sodium salt
Formula: [C₆H₇O₂(OH)x(OCH₂COONa)y]n
Melting Pt: >300 °C
Storage Temperature: Ambient
MDL Number: MFCD00081472
CAS Number: 9004-32-4

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Specification Test Results

Appearance White to light beige Crystalline powder
Infrared spectrum Conforms
Assay ≥99.5 %
Loss on drying ≤10 % (As packed) (3 to 5 g, 105°C, 2 h)
Heavy metals ≤20 ppm
Degree of substitution 1.15 to 1.45
Viscosity 1500 to 3100 mPa.s (2 % at 25°C) (Brookfield)
pH 6.5 to 8 (1 % solution)
Arsenic (As) ≤3 ppm
Lead (Pb) ≤10 ppm

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