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Ammonia
CAS RN:
7664-41-7
Property SummaryAutoignition Temperature:1204 deg F (651 deg C) Boiling Point: -33.35 deg C at 760 mm Hg Density Specific Gravity: 0.696 g/L (liquid) Flash Point: 132 deg C (270 deg F) - closed cup Melting Point: -77.7 deg C Molecular Formula: H3-N Molecular Weight: 17.031 PH: pH of 1.0N aqueous solution 11.6; 0.1N aqueous solution 11.1; 0.01N aqueous solution 10.6 Solubilities: In water, 4.82X10+5 mg/L at 24 deg C In water, 47% at 0 deg C; 38% at 15 deg C; 34% at 20 deg C; 31% at 25 deg C; 28% at 30 deg C; 18% at 50 deg C Soluble in water forming alkaline solutions; soluble in oxygenated solvents. 15% in 95% alcohol at 20 deg C; 11% in alcohol at 30 deg C 20% in absolute ethanol at 0 deg C; 10% in absolute ethanol at 25 deg C 16% in methanol at 25 deg C Soluble in chloroform and ether Vapor Density: 0.5967 (Air = 1) Vapor Pressure: 7500 mm Hg at 25 deg C Viscosity: 0.475, 0.317, 0.276 and 0.255 cP at -69, -50, -40 and -33.5 deg C, respectively |