... water and extremely easy deliquescence.Lianyungang Rifeng Calcium&Magneisum Co., Ltd is a leading manufacturer of Magnesium Chloride, Food grade ... million years ago, containment -free 2.professional observation of supply-chain(steady in quality) 3.exclusive mine 4.widely used in ... in color,high impurity2.pickle product of heavy metal quality3.supply failure every winter 1.yellow in color, with many ...