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    Ammonium bifluoride
    
           
    
	
		
    
			Molecular formula
			NH4HF2
		
    
		
    
			Molecular weight
			57.04
		
    
		
    
			CAS    NO
			1341-49-7
		
    
		
    
			Characters
			White orthorhombic crystal
		
    
		
    
			Use
			Used for carving for china and glass.
		
    
		
    
			Specification
			Analytically pure , chemically pure
		
    
		
    
			Executive standard
			GB/T 1278-1994
		
    
		
    
			Technical index
			
			
    
				
					
    
						
						
    Name
    
						    		
						Analytically pure (%)
						Chemically pure(%)
					
    
					
    
						
						
    Content
    
						    		
						
						
    ≥98.0
    
						    		
						≥97.0
					
    
					
    
						
						
    Ignition residue(Sulfate)
    
						    		
						
						
    ≤0.01
    
						    		
						≤0.05
					
    
					
    
						
						
    Chloride(Cl)
    
						    		
						
						
    ≤0.001
    
						    		
						≤0.005
					
    
					
    
						
						
    Sulfate(SO4)
    
						    		
						
						
    ≤0.005
    
						    		
						≤0.01
					
    
					
    
						
						
    Fluosilicate (SiF6)
    
						    		
						
						
    ≤0.2
    
						    		
						≤0.5
					
    
					
    
						
						
    Ferrum(Fe)
    
						    		
						
						
    ≤0.001
    
						    		
						≤0.005
					
    
					
    
						
						
    Heavy metal(Pb)
    
						    		
						≤0.002
						≤0.005
					
    
				    
			
    
			    		
		
    
		
    
			Packing
			500kg for bottle packing, 40kg for pail packing, 25kg for paper plastic packing
		
    
	    

    

    
           
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