The solution is intended as an alternative to potassium chloride to provide potassium ion (K +) for addition to large volume infusion fluids for intravenous use. Potassium Acetate, USP is chemically designated CH 3 COOK, colourless crystals or white crystalline powder very soluble in water. Last reviewed on RxList: 11/10/2008. This monograph has been modified to include the generic and brand name in many instances.