Sea salt used for industry to produce chlorine and other industry products. Content:produceNaCl :+ 98% ,sulfate radical:-0.3%, Ca: -0.2%,Mg:-0.2%,Moisture: -3%, other sea waste : -0.2% We also have high quality Sea salt which contain NaCl :+97% We have good experiences to export to many countries,such as South Korea,Japan,India and Sri-Lanka with good quality sea salt. All know that,high purity ...