Molecular formula: KH2PO4 Molecular weight: 136.09 Model No.: CF-MKP711 ( First grade) CF-MKP712( Upper grade ) Standards: HG2321-2008 Property: white or colorless crystal, easily soluble in water, relative density at 2.338, melting point at 252.6 , and pH value of 1% solution is 4.5. Use: Used to manufacture meta-phosphate in medical and food industry.Used as a high effective K and P compound fertilizer .It contains totally 86% fertilizer elements, used as a basic raw material for N, P and K compound fertilizer. Packing: 25kg woven bag with plastic liner.