English name：Potassium hydrogen tartrate；Potassium acid tartrate；L(+)Tartaric acid monopotassium salt；Acid potas

sium tartrate； Cremor tartari； Faecula； Faecla； Cream of tartar

Other names: potassium bitartrate; Acid potassium tartrate; Potassium tartrate; 2,3-dihydroxy - (r- (r*, r*) - potassium succinate monohydrate; L (+) - potassium hydrogen tartrate; L-potassium hydrogen tartrate; Potassium hydrogen tartrate L

CAS No.: 868-14-4

C4H5KO6=188.18

Grade: ar

Content: ≥ 99.5%

Chloride: ≤ 0.001%

Sulfate: ≤ 0.005%

Clarity test: acceptable

Phosphate: ≤ 0.002%

Hydrochloric acid insoluble: ≤ 0.005%

Sodium: ≤ 0.02%

Iron: ≤ 0.001%

Ammonium: ≤ 0.005%

 Physicochemical properties : colorless or white crystalline powder. It tastes slightly sour. 1g is dissolved in 162ml water, 16ml boiling water and 8820ml ethanol. It is easily soluble in dilute mineral acid, alkali solution and borax solution. The relative density (D18) is 1.948.

Purpose: biochemical research. Volumetric reagent. Buffer. Manufacture tartrate. Baking powder.

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