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    Potassium hexacyanoferrate
    
           
    
	
		
    
			Molecular formula
			K4[Fe(CN)6].3H2O
		
    
		
    
			Molecular weight
			422.39
		
    
		
    
			CAS    NO
			13943-58-3
		
    
		
    
			Characters
			Yellow crystal or grain
		
    
		
    
			Use
			Used to test copper, zinc, protein, etc.
		
    
		
    
			Specification
			Analytically pure , chemically pure
		
    
		
    
			Executive standard
			GB/T 1273-1988.
		
    
		
    
			Technical index
			
			
    
				
					
    
						
						
    Name
    
						    		
						
						
    Analytically pure (%)
    
						    		
						
						
    Chemically pure(%)
    
						    		
					
    
					
    
						
						
    Content
    
						    		
						
						
    ≥99.5
    
						    		
						
						
    ≥98.5
    
						    		
					
    
					
    
						
						
    Water undissolved substance
    
						    		
						
						
    ≤0.005
    
						    		
						
						
    ≤0.01
    
						    		
					
    
					
    
						
						
    Chloride(Cl)
    
						    		
						
						
    ≤0.005
    
						    		
						
						
    ≤0.02
    
						    		
					
    
					
    
						
						
    Sulfate(SO4)
    
						    		
						
						
    ≤0.005
    
						    		
						
						
    ≤0.01
    
						    		
					
    
					
    
						
						
    Natrium(Na)
    
						    		
						
						
    ≤0.02
    
						    		
						
						
    —
    
						    		
					
    
				    
			
    
			    		
		
    
		
    
			Packing
			500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing.
		
    
	    

    

    
           
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