1.Used in such industries as oil field, paper-making, textile, dyeing,petrochemical industry,tanning industry, metallurgical industry 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,detergentand soil analytical chemical reagent;
2.Mainly used as additive agent, pH adjusting agent, fermenting agent, and nourishment, etc.