... : 58.3% min Easily dissolved, soluble in water VLPF051-Mono potassium phosphite tech gradeMolecular formula: KH2PO3,Molecular weight: 120.07,Appearance: white ... the intermediates of pesticide and fungicide 2. As a high potassium, phosphate material with clean, non-toxic, no residue, etc3. Used ... organic phosphine water treatment agent to reduce environmental pollution Mono potassium phosphite