Antimony potassium tartrate trihydrate

CAS: 28300-74-5

Alias:Potassium antimony(III) oxide tartrate trihydrate

EINECS:608-190-2

Molecular Formula: C8H4O12Sb2.3H2O.2K

Quality Standard: 99%Min

Packing: 50kg/iron drum

Factory Site: Anhui, China

Mininmum Order: 50kg

Product name: Antimony potassium tartrate trihydrate

Molecular formula: C8H4O12Sb2.3H2O.2K

Molecular weight: 667.87

Properties: 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),%: ≤0.05

Iron (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