20% FMP Fertilizer (Fused Magnesium Phosphate) 1,P2O5:18.0% 2, ... :30.0% 3,Moisture:1.0% 4,Solubility:90% soulble 20% FMP Fertilizer (Fused Magnesium Phosphate)1, Other Namee(s):Calcium ... CMP2, Standard No:ZBG21004-87 / HG2557-943, HS Code:310390004, Spec: P2O5 18.0% min, 20.0% min 5, SiO2: 27.0 ...