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Ammonium Chloride

Production Information
PROPERTIES   &  USAGE
Properties   Usage
Chemical formula H4ClN Metalwork
Molar mass 53.49 g·mol−1 Medicine
Density 1.5274 g/cm3[1] Food
Melting point 338 °C (640 °F; 611 K) decomposes, sublimes In the laboratory
Boiling point 520 °C (968 °F; 793 K) Flotation
    Other applications
 
 
SPECIFICATION
Specification   TECH FOOD  
Nh4CL content (on dry basis)         99.2 % min 99.85 99.5% max
Moisture content   0.7 % max 0.5 1.00% max
Remnant of combustion    0.4 % max    
Iron(Fe)   0.001 % max 5 0.003% max
Heavy metal (as Pb)    0.0005 % max 5 0.0005% max
Sulphate    0.02 % max 150  
PH Value(200g/L,25’C    4.0-5.8 4.0-5.8  
 Ignition residue g/100g≤   0.1  
Na mg/kg≤   200  
As mg/kg≤   1  
Cd mg/kg≤   1  
K mg/kg≤   50  
Ca mg/kg≤   50  
Mg mg/kg≤   10  
Ba      Qualified  
NaCl       0.2% max
Insoluble matter in water       0.02% max