Dextran Sulphate Sodium Salt 10

CAS Number: 9011-18-1

Specification

Test/Characteristic Limit Test Method
Appearance Comparable to ref EP
Turbidity, NTU ≤ 5.0 EP
Identification, IR Complies EP
Molecular weight, Dalton 9000-20000 EP
Sulphur content, % S 16.0-19.0 Internal
Specific optical rotation; ° +90 to +105 EP
Absorbance To be noted EP and USP
Loss on drying, % ≤ 7 EP and USP
pH, (1 % w/v sol) 5.5-8.0 EP
Free sulphate; % ≤ 2 Internal
Heavy metals, ppm To be noted USP
Microbial Contamination:
TAMC ≤ 100 cfu/g Internal
TYMC ≤ 100 cfu/g Internal