This product is colorless transparent glass flake or white granular crystal,easily soluble in water,insoluble in organic solvents.This product is used in industries of oil fields,paper-making,textile,dyeing,petroleum,chemistry,metallurgy and construction materials etc.As water softener,flotation selecting agent,disperser and high temperature adhesive.In food industry it used as an additive,nourishing agent,quality improver,pH regulator,metal ions chelating agent,adhesive and leavening agent etc.