Uses:- Melting snow and ice - Oil drilling dehydration agent, drilling fluid, finishing fluid, oil and chemical; - Keeping coal dust and minerals; - Pre-setting agent for concrete and coating coagulant for construction- Maintain humidity in the manufacture industry (dessicant);- making emulsion coagulant in the rubber industry.- Chlorinating agents and additives in the ferrous metallurgical industry;- Additives in the paper-making and ink-removing industries;- As non-organic chemical raw material, sodium alginate coagulant;- As refrigerant;- Used in the dye industry.