Product name: Antimony potassium tartrate trihydrate
Molecular formula: C8H4O12Sb2.3H2O.2K
Molecular weight: 667.87Properties: colorless transparent crystal or white crystalline powder, loses its luster when weathered in air, has a slightly sweet and metallic taste. Density 2.607. Lost crystalline water at 100 ℃. Insoluble in ethanol, soluble in water or glycerol, the aqueous solution is weakly acidic.
Quality indicators
Appearance: White or slightly yellow crystalline powder
Content, %: ≥99
PH value (2% aqueous solution): 3.5-4.5
Chloride complex (Cl),%: ≤0.01
Sulfate (SO4),%: ≤0.05Iron (Fe),% : ≤0.005
Application
Antimony potassium tartrate trihydrate is used as an alkaline dye fixative for cotton, leather, wool, and as an acidic dye fixative for nylon. In addition, it is also used as a fading inhibitor for polyvinyl chloride and in the manufacture of pigments. Agricultural insecticides and electroplating industry additives, drugs for treating schistosomiasis, etc.
Packaging
50kg iron drum