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          Magnesium chloride
          
           
          
	
		
          
			Molecular formula
			MgCl2﹒6H2O
		
          
		
          
			Molecular weight
			203.30
		
          
		
          
			CAS    NO
			7786-30-3
		
          
		
          
			Characters
			Colorless crystal
		
          
		
          
			Use
			Used to testing of phosphoric acid and produce pharmaceutical of magnesia compound.
		
          
		
          
			Specification
			Excellent grade pure, Analytically pure , chemically pure
		
          
		
          
			Executive standard
			GB/T 672-1988.
		
          
		
          
			Technical index
			
			
          
				
					
          
						
						
          Name
          
						          		
						
						
          Excellent grade pure(%)
          
						          		
						
						
          Analytically pure (%)
          
						          		
						
						
          Chemically pure(%)
          
						          		
					
          
					
          
						
						
          Content
          
						          		
						
						
          ≥99.0
          
						          		
						
						
          ≥98.0
          
						          		
						
						
          ≥97.0
          
						          		
					
          
					
          
						
						
          Clarity test
          
						          		
						
						
          qualified
          
						          		
						
						
          qualified
          
						          		
						
						
          qualified
          
						          		
					
          
					
          
						
						
          Water undissolved substance
          
						          		
						
						
          ≤0.003
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.01
          
						          		
					
          
					
          
						Ethanol solubility test
						
						
          qualified
          
						          		
						
						
          qualified
          
						          		
						
						
          qualified
          
						          		
					
          
					
          
						Sulfate(SO4)
						
						
          ≤0.002
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.01
          
						          		
					
          
					
          
						Phosphate(PO4)
						
						
          ≤0.0005
          
						          		
						
						
          ≤0.001
          
						          		
						
						
          ≤0.002
          
						          		
					
          
					
          
						Total nitrogen content(N)
						
						
          ≤0.002
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.01
          
						          		
					
          
					
          
						
						
          Natrium(Na)
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          —
          
						          		
						
						
          —
          
						          		
					
          
					
          
						
						
          Potassium(K)
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          —
          
						          		
						
						
          —
          
						          		
					
          
					
          
						
						
          Calcium(Ca)
          
						          		
						
						
          ≤0.01
          
						          		
						
						
          ≤0.05
          
						          		
						
						
          ≤0.10
          
						          		
					
          
					
          
						
						
          Ferrum(Fe)
          
						          		
						
						
          ≤0.0002
          
						          		
						
						
          ≤0.0005
          
						          		
						
						
          ≤0.001
          
						          		
					
          
					
          
						Barium and Strontium(Ba)
						
						
          ≤0.002
          
						          		
						
						
          ≤0.005
          
						          		
						
						
          ≤0.005
          
						          		
					
          
					
          
						
						
          Heavy metal(Pb)
          
						          		
						
						
          ≤0.0002
          
						          		
						
						
          ≤0.0005
          
						          		
						
						
          ≤0.001
          
						          		
					
          
				          
			
          
			          		
		
          
		
          
			Packing
			500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing.
		
          
	          

          

          
           
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