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1. sodium acetate trihydrate usp 2. CAS NO.:6131-90-4 3. Purity: 58-60% 4. 25.00kg woven bag 5. promt delivery goods
Grades
Sodium acetate trihydrate is available in food/technical pure or pharmaceutical/ grades.
Specification
Grade U.S.P E262 Technical F.C.C.
Assay% 99.0-101.0 98.5-101.0 58.0-60.0 99.0-101.0
pH at 25°C in 5% aqueous sol. 7.5-9.0 8.0-9.5 7.5-9.0 7.5-9.0
Water%(loss on drying,120°C,240min) 38-41 36-42 36-41 36-41
Reducing substances (as formic acid) 1000mg/kg
Insoluble Matter%≤ 0.05 0.05
Heavy metals(as Pb)%≤ 0.001 10mg/kg 0.001
Lead (Pb)≤ 5mg/kg
Mercury(Hg)≤ 10mg/kg
Arsenic(As)≤ 3mg/kg 0.003
Chloride(CI) %≤ 0.035 0.5
Sulfate(SO4) %≤ 0.005 0.1
Alkalinity (as Na2CO3) 0.05
Iron(Fe)≤ 0.001
Application
Sodium acetate trihydrate is used in the pharmaceutical industry, as a buffer in the photographic industry and as a supplement for animal feeds to increase the milk fat production of dairy cattle (1).It is also used in the production of dye stuffs, as a polymerization catalyst, as a polymer stabilizer, as a flavoring agent, and in the manufacture of hydroxyl oxides, which are used as extractants in hydrometallurgy.
(1) Detailed information on the use of sodium acetate for this application can be supplied on request.