Mainly used in ice melting, feedstuff, fertilizer, dust control, antifreeze, prepared ink, dehumidizer, rubber additive. Quality Index: Items Index MgCl2 46.6%min SO42- 0.15%max Ca2+ 0.12%max Cl 0.50%maxOther Impurities 0.10%max Our company is one of the leading exporter for chemicals in China. Major products are Calcium Chloride, Magnesium Chloride, Snow and Ice Melting Salt and so on. The main chemical is Calcium Chloride.