Commodity: Sodium Hexametaphosphate
Chemical Formula: (NaPO3)6
CAS No: 10124-56-8
Appearance: White Crystals
Packing: 25 kgs in net bag, 23 mts in the 20FCL
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. It is possible to form solvent compound with metallic ions such as Ca, Ba, Mg, Cu and Fe; it is a fine agent for water treatment.
Usage: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.
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Specification
Specification of Sodium Hexametaphosphate:
Industrial Grade:
Total phosphate, as P2O5%>= 68.0
Inactive phosphate, as P2O5%<= 7.5
Iron, as Fe %<= 0.05
Ph value (1% solution) %<= 5.8-7.3
Solubility: Qualified
Water insoluble %<= 0.05
Food Grade:
Total phosphate, as P2O5%>= 68.0
Inactive phosphate, as P2O5%<= 7.5
Iron, as Fe %<= 0.05
Ph value (1% solution) %<= 5.8-6.5
Solubility: Qualified
Heavy metals, as Pb %<= 0.001
Arsenic, as As%<= 0.0003
Fluoride as F%<= 0.003
Water insoluble %<= 0.06
