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CAS号:7664-41-7
英文名称:Ammonia
英文同义词:NH3;r717;am-fol;amoniak;AMMONIA;ammoniac;ammoniak;ammonia00;ammoniaca;Nitro-Sil
中文名称:氨
中文同义词:氨;液氨;氨气;合成氨;液体氨;无水氨;高纯氨气;氨标准溶液;氨水甲醇溶液;合成氨,液氨
分子式:H3N
分子量:17.03
熔点:−78 °C(lit.)
沸点:60 °C
密度:1.023 g/mL at 25 °C
蒸气密度:0.6 (vs air)
蒸气压:8.75 atm ( 21 °C)
FEMA:4494 | AMMONIA (ALSO INCLUDES AMMONIUM CHLORIDE)
闪点:52 °F
储存条件: 0-6°C
溶解度:Miscible with ethanol (95%) and water.
酸度系数(pKa):38(at 25℃)
形态:Liquid
颜色:Colorless
气味 (Odor):Intense pungent odor detectable at 17 ppm
嗅觉阈值(Odor Threshold):1.5ppm
爆炸极限值(explosive limit):25%
水溶解性:soluble
敏感性:Hygroscopic
Merck:14,492
BRN:3587154
Henry's Law Constant:1.31 at 0 °C, 2.92 at 20 °C (droplet train apparatus, Shi et al., 1999)
暴露限值:TLV-TWA 25 ppm (~18 mg/m3) (ACGIH and MSHA), 50 ppm (OSHA); STEL 35 ppm; IDLH 500 ppm (NIOSH).
稳定性:Stable. Hygroscopic. Flammable. Incompatible with acids, strong oxidizing agents. May react violently with acids, aldehydes, alkylene oxides, amides, boron, boron halides, calcium, chlorine azide, chloric acid, chlorine monoxide, chlorites, halogens, heavy metals and many other materials - check the complete data sheet before use!
CAS 数据库:7664-41-7(CAS DataBase Reference)
NIST化学物质信息:Ammonia(7664-41-7)
EPA化学物质信息:Ammonia (7664-41-7)