Package: white plastic, 20KG/drum

Uses : In Chemical industry

Product description: Characters:White to light yellowish white powder, odorless, saline taste, Freely soluble in water and practically insoluble in ethanol and in ether Identification:Toluidine blue,Positive Anthrone:Positive Sodium salt:Positive pH:5.5 - 7.5 (1.0 g/20 mL) Chloride:Not more than 0.106 % Sulfate:Not more than 0.480 % Heavy metals:Not more than 20 ppm Arsenic:Not more than 2 ppm Sulfur content:15.0 % - 20.0 % Loss on drying:Not more than 10.0 % molecular weight of dextran:35,000-45,000 Specification for Dextran Sulfate Sodium MW :500,000