Industrial grade calcium chloride technical index analysis program Technical index Indexindex Testingm ethod Calcim chloride(cacl2)% 74.0-77.0 90.0-95.0 Hg/t2327-92 Magnesium and alkali metals chloride (calculated by sodium chloride)% 5 2.5-4 Hg/t2327-92 Water insoluble% 0.1-0.5 0.1-0.5 Hg/t2327-92 Alkalinity(ca(oh)2)% 0.35 0.35 Hg/t2327-92 Sulphate (calculated by caso4)% 0.1 0.1 Hg/t2327-92 Ph value 8-10 8-10 Hg/t2327-92 Food grade calcium chloride technical standard Analysis program Technical index Technical index Testing method Calcium chloride (cacl2)% 72-77 88-90 Hg/t2327-92 Magnesium and alkali metals chloride% 4.8 5.5 Spectrophotometric method Water insoluble % 0.1 0.1 Spectrophotometric method Acid alkali degree % In accordance with provision In accordance with provision Hg/t2327-92 Alkalinity % 0.35 0.35 Spectrophotometric method Arsenic% 0.0003 0.0003 Spectrophotometric method Heavy metal (pb)% 0.001 0.001 Spectrophotometric method. 25kg/bag.