Potassium Carbonate Anhydrous 99% ACS Reagent

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art: N/A
Formula K2CO3
Molar mass 138.205 g/mol
CAS number 584-08-7

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Description

Potassium Carbonate (K2CO3) is a white salt, soluble in water (insoluble in ethanol) which forms a strongly alkaline solution. It can be made as the product of potassium hydroxide’s absorbent reaction with carbon dioxide. It is deliquescent, often appearing a damp or wet solid. Potassium carbonate is used in the production of soap and glass.

Formula
K2CO3
Molar mass
138.205 g/mol
CAS Number
584-08-7
Density
2.428 g/cm3
Purity/Grade
≥99.0% (ACS Reagent)
Appearance
Crystalline
Water solubility
1120 g/l at 20°C (68°F) – completely soluble
Melting point/freezing point
891°C (1,636°F)
pH
11.0 – 13 at 138 g/l at 25°C (77°F)
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