sodium hexameta phosphate

sodium hexameta phosphate Chemical formula:NaPO36 Molecular weight:611.82 Standard executed: HG/T2837-1997 Properties: White powder; Density 2.484(20); soluble in water but insoluble in organic solvent; It has got strong hygroscopicity and can absorb humidity from the air to become into pasty form; It may form soluble chelates with ions of Ca, Ba, Mg, Cu, Fe etc. and is a good water treatment chemical. Technical Data: Appearance White powder P2O5 68%MIN Non-active phosphate 7.5%MAX Fe 0.05%MAX PH Value 5.8 – 7.3 Moisture 0.05%MAX Solubility Passed Insolube in water 0.05%MAX Polymerization 9 – 21 Particle size 60 mesh