Potassium dihydrogen phosphate (MKP) KH2PO4 Molecular Weight 136.09 Formula industrial grade specifications: meet HG2321-92; food grade: meet FCC · 1981; customer requirements 25Kg, 50Kg plastic woven bags; customer requirements on use of industry as a buffer Efficient phosphorus and potassium fertilizer is used in agriculture;; cultivate agents Technical Requirements 1. Appearance: white powder or crystalline, potassium dihydrogen phosphate allowed agricultural micro color 2. dihydrogen phosphate industry should meet the requirements of Table 1 (HG2321 -92) project of industrial agriculture First Grade Qualified Qualified potassium dihydrogen phosphate (KH2PO4 dry basis) content,% ≥ 98.0 97.0 96.0 92.0 Moisture content,% ≤ 2.5 3.0 4.0 5.0 PH value 4.3-4.7 4.3 -4.7 water-insoluble content,% ≤ 0.20 0.50 - Chloride (Cl) content,% ≤ 0.20 - - iron (Fe) content% ≤ 0.003 - - arsenic (As) content,% ≤ 0.005 - - Heavy metals (as Pb ) content,% ≤ 0.005 - - potassium (K2O dry basis) content,% ≥ 33.9 33.5 33.2 31.8