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

Properties: White powder, density is 2.484 (20℃), easily soluble in water, but not in organic solution, absorbent to dampness, and turn sticky when absorbed dampness in air. Application: For industrial use, such as oil field, paper-making, textile, dyeing, petrochemical industry, tanning industry, metallurgical industry and building material industry, it is mainly used as a water softening agent in solution for printing, dyeing, and boiler; Diffusant in papermaking; slow corrodent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil analytical chemistry reagent. For food grade, it is mainly used as additive agent, PH adjusting agent and fermentation agent, and nourishment. Packaging: Plastic-woven sack with inner polythene film; net weight at 25kg, 50kg or 1,000kg. Store at a well ventilated, dry place
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