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Commodity:sodium hexametaphosphate(SHMP) , food grade  Chemical formula: (NaPO3)6 Molecular weight: 611.82 CAS NO. : 10124 -56-8 Purity : 68% Model NO. : food grade and industry grade Properties: White powder; Density 2.484(20); soluble in water but insoluble in organic so ent; 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. Packing:pack in 25kg bags Application of sodium hexametaphosphate(shmp)  : For the oil field, paper making, textile, printing and dyeing, petroleum, chemical, leather, metallurgy, construction and other industries .  For food grade, it is mainly used as additive agent, PH adjusting agent and fermentation agent, and nourishment.   Specification of sodium hexametaphosphate(shmp) ,

SODIUM HEXAMETAPHOSPHATE
Specifications	Industrial Grade	Food Grade
Total phosphate, as P2O5%≥	68.0	68.0
Inactive phosphate, as P2O5%≤	7.5	7.5
Iron, as Fe %≤	0.05	0.05
Ph value (1% solution) %≤	5.8-7.3	5.8-6.5
Solubility	Qualified	Qualified
Heavy metals, as Pb  %≤	-	0.001
Arsenic, as As%≤	-	0.0003
Fluoride as F%≤	-	0.003
Water insoluble %≤	0.05	0.06

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