... -2 3. Potassium phosphate 4. Water softener, fertilizer, food grade 1. Specification:Tripotassium phosphate / TKP 97 ... maxWater-insoluble substances0.2% max2. Properties:Anhydrous or Monohydrate. White crystal or granular, ... potassium fertilizer, water softener; In refining gasoline; In liquid soap; As pharmaceutic aid, Food additive, emulsifier, flavoring agent; In meat Tripotassium Phosphate Anhydrous ...