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