Dipotassium hydrogenarsenate is the inorganic compound with the formula K2HAsO4. A white solid, this salt can be prepared by neutralizing arsinic acid with potassium hydroxide. Two hydrates have been characterized by X-ray crystallography: K2HAsO4(H2O)2.5 and K2HAsO4(H2O)6.
Related compounds Potassium dihydrogenarsenate, KH2AsO4
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