... soda, soda ash, ammonium chloride, chlorine and other industrial salt as raw materials. Need ... fluids, completion fluids, petrochemicals dehydration fluid early strength agent, the construction industry, production paint coagulants, rubber industry, latex coagulant decay and food preservatives, additives and ... 0.002≤0.001 Barium(Ba) /%≤0.001ConformMagnesium and alkali /%--Heavy metal (Pb) /%≤0.0005≤0. ...