Carboxymethylcellulose Natriumsalz, M.W. ∼ 250000 (DS=1.2)
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332630010
332631000
ACRO332630010EA
123
EUR
ACRO332630010
ACRO332631000
Carboxymethylcellulose Natriumsalz, M.W. ∼ 250000 (DS=1.2)
Carboxymethyl cellulose sodium salt
Formel:
[C₆H₇O₂(OH)x(OCH₂COONa)y]n Melting Pt: >300 °C Storage Temperature: Raumtemperatur |
MDL Number:
MFCD00081472 CAS-Nummer: 9004-32-4 |
Spezifikation Testergebnisse
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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