... 3. content over 46.4% 4. magnesium chloride snow removal agent (mgcl2)Magnesium chloride, molecular formula is MgCl2·6H2O, relative molecular ... mine 4.widely used in fire-proof board,water dealing,color maintaining,delicate industry casting,etc 5.deliver goods with Inspection ... , no quality guarantee of raw material 1.yellow in color,high impurity2.pickle product of heavy metal quality3.supply failure ...