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Chemical Molecular Formula | molecular weight | CAS No. |
C2H3O2Na·3(H2O) | 136.08 | 6131-90-4 |
Quality standard
Grade | pharmaceutical | FOOD | Technical |
Sodium Acetate(on the anhydrous basis) | 98.0-101.0 | 98.0-101.0 | 58.0-60.0 |
pH of a 5% solution at 20℃ | 7.5-9.0 | 7.5-9.0 | 7.5-9.0 |
Water(loss on drying,120℃，240min)%≦ | 38.0-41.0 | 36.0-41.0 | 36.0-41.0 |
Insoluble matter%≦ | 0.05 | 0.05 | |
Heavy metals(as Pb)%≦ | 0.001 | 0.001 | |
Free alikali(as Na2CH3)%≦ | 0.05 | ||
Arsenic(As)ppm≦ | 0.0003 | ||
Chloride(Cl)%≦ | 0.035 | 0.5 | |
Sulfate(SO4)%≦ | 0.005 | 0.1 | |
Iron(Fe)%≦ | 0.001 | ||
Calcium(Ca)%≦ | To pass test | ||
Magnesium(Mg)%≦ | To pass test | ||
Potassium(K)%≦ | To pass test | To pass test | |
Phosphate(PO4)%≦ | |||
Organic volatile impurities | To pass test | ||
Potassium permanganate insolubles | To pass test | ||
Hg | 1ppm | ||
Lead | 5ppm | ||
Reducing Substance(formic acid)%≦ | 0.1% |
Packing:25 kgs Craft Bag or 1000kgs Container Bag.
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.It is also used in the production of dye stuffs,as a polymerization catalyst,as a polymer stabilizer,as a flavouring agent,and in the manufacture of hydroxyl oximes,which are uesd as extractants in hydrometallurgy.
