English name: ammonium bicarbonate
Molecular formula: NH4HCO3
Molecular weight: 79.06

Physical character: Colourless , tilted square crystal or odd tilted crystal, white crystal powder. Relative density 1.58. Melting point 107.5 centigrade. Easy to dissolve in water , the aqueous solution is alkalescence , 0.08% aqueous solution PH 7.8. Dissolve in glycerin, has hygroscopic property, after moisture absorption and damp give out stimulating ammonia smell , dryness state without ammonia smell. Easy to efflorescence in air.