Megnesium Chloride Hexahydrate MgCl26H20 Formula Wt.: 203.30 Cas number :- 7791-18-6 Composition :- MgCl2 - 46.83% H20 - 53.17% Mg - 11.95% Cl - 34.88% Description :- Colorless, Deliquescent crystals. Melting point :- About 115oc with decomposition. Solubility :- In water 167 gm in 100 ml at 20o 334 gm in 100 ml at 100o Requirements :- In ethanol, methanol pH (assay 1 in 20 ml) solution 5 -6.5 at 25oc Maximum Limits of Impurities:- Insoluble matter 0.003% Acidity Alkalinity Passes test Alcohol Insoluble matter Passes test Nitrogen Compounds(N) 0.002% Nitrate(NO3) 0.001% Phosphate(PO4) 0.0002% Sulfate(SO4) 0.002% Barium(Ba) 0.002% Calcium(Ca) 0.011% Copper(Cu) 0.0002% Iron(Fe) 0.0002% Arsenic(As) 0.002% Lead(Pb) 0.0002% Manganese(Mn) 0.0005% Potassium(K) 0.005% Sodium(Na) 0.001% Strontium(Sr) 0.005% Zinc(Zn) 0.0005% Bromide(Br) 0.05% Organic Volatile Impurities Passes test
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