Carboxymethylcellulose Natriumsalz, M.W. ∼ 90000 (DS=0.7)

Lieferant: Thermo Scientific

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

332600010 332601000 332600050
ACRO332600010EA 136 EUR
ACRO332600010 ACRO332601000 ACRO332600050
Carboxymethylcellulose Natriumsalz, M.W. ∼ 90000 (DS=0.7)
Carboxymethyl cellulose sodium salt
Formel: [C₆H₇O₂(OH)x(OCH₂COONa)y]n
Schmelzpunkt: >300 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00081472
CAS-Nummer: 9004-32-4

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Spezifikation Testergebnisse

Appearance White to light yellow Granular 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 0.65 to 0.90
Viscosity 50 to 100 mPa.s (2 % at 25°C) (Brookfield)
pH 6.5 to 8 (1 % solution)
Sodium chloride (NaCl) ≤0.25 %
Arsenic (As) ≤3 ppm
Cadmium (Cd) ≤1 ppm
Lead (Pb) ≤10 ppm
Mercury (Hg) ≤1 ppm
Impurity ≤0.4 % (Sodium glycolate)

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