18% FMP (Fused Magnesium Phosphate) in Powder 1,P2O5:18.0% 2,CaO:30.0% 3,Moisture:1.0% ... 4,Solubility:90% soulble 18% FMP (Fused Magnesium Phosphate) in Powder1, Other Namee(s ... No:ZBG21004-87 / HG2557-943, HS Code:310390004, Spec: P2O5 18.0% min, 20.0% min 5, SiO2: 27.0% + ... Indonesia, S Korea, Malaysia, B'Desh, Japan and Australia. 18% FMP (Fused Magnesium Phosphate) in Powder