... and building material industry, and used as a water softening agent in solution for printing, dyeing, and boiler, as ... diffusant in papermaking; Retarding agent, floating agent, dispersing medium, high temperature agglomerant, detergent and soil ... reagent.2. Food grade: Mainly used as additive agent, pH adjusting agent, fermenting agent, and nourishment, etc.4, Packaging: 25kg ...