Potassium carbonate/Potassium carbonate sesguihydrate/Potassium carbonate hydrate

English Name: potassium carbon; Potassium carbonate sesguihydrate；  Potassium carbonate hydrate

Other names: potassium carbonate; Potash; Pearl grey; Crude potassium carbonate; Oxaline; Tung alkaloid; Bead grey

CAS No.: 584-08-7

K2CO3=138.19

grade: ar

Content: ≥ 99.0%

Total nitrogen: ≤ 0.001%

Chloride: ≤ 0.003%

Clarity test: acceptable

Drying loss: ≤ 1.0%

Total sulfur compounds: ≤ 0.003%

Water insoluble matter: ≤ 0.005%

Sodium: ≤ 0.05%

Magnesium: ≤ 0.002%

Calcium: ≤ 0.002%

Iron: ≤ 0.0005%

Copper: ≤ 0.0005%

Phosphate and silicate: ≤ 0.005%

Lead: ≤ 0.0005%

Physicochemical properties : colorless crystal or white particles. Hygroscopic. When it contains sufficient moisture (16.36%), it will not absorb moisture. Soluble in water, almost insoluble in ethanol. The aqueous solution is strongly alkaline. The relative density is 2.043. Irritating.

Purpose: biochemical research. Used as analytical reagent. Potassium salt preparation

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