Used in the manufacture of food preservatives and for the manufacture of calcium salts. Name:Calcium chloride Molecular formula:CaCI2 Molecular weight:110.98 Specification: AR Standard:USP28 Outward appearance and nature White,crystalline powder ,hygroscopic ,freely soluble in water, soluble in alcoholIdentificationIt gives the reactions of calaum and chloieds.Appearance of solutionComply with the standardAcidity or alkalinityComply with the standardBariumComply with the standardSulfates≤300ppmAluminum≤1ppmIron≤10ppmMagnesium and alkaline-earth meta≤5000ppmHeavy metala (Pb)≤20ppmMagnesium≤8ppmBacteria≤1000ppm pieces/gramLeafmold≤1000ppm pieces/gramCollbacillusHas not examinedAssay95.0 98.0%ConclusionComply with USP28