... Description: White, free-flowingCAS NO 7758-29-41.SpecificationSpecificationIndustrial grade Food grade Main content, %,≥96.094.090.096.0 P2O5 %≥ ... 003 Chloride, as Cl %≤---0.025 2. Application: 1). Technical grade: Used in such industries as oil field, paper-making, textile ... material industry, and used as a water softening agent in solution for printing, dyeing, and boiler, as diffusant in papermaking ...