英文名称：Hydrofluoric acidCAS号：7664-39-3分子式：FH分子量：20.01EINECS号：231-634-8

熔点 -35°C沸点 105°C密度 1.15 g/mL at 25 °C(lit.)
蒸气密度1.27 (vs air)
蒸气压25 mm Hg ( 20 °C)
闪点 112°C酸度系数(pKa)3.17(at 25℃)形态Liquid, Double Sub-Boiling Quartz Distillation比重1.15颜色max. 10气味 (Odor)Acrid, irritating odor水溶解性 soluble敏感性 HygroscopicMerck 14,4790暴露限值Ceiling limit 3 ppm (～2.5 mg/m³) as F (ACGIH); TWA 3 ppm (MSHA and OSHA).稳定性Stable. Hygroscopic. Incompatible with glass, alkali metals, light metals, alkaline earth metals

危险性符号(GHS)
GHS05,GHS06警示词Danger危险性描述H300+H310+H330-H314-H300-H310-H318-H330防范说明P301+P310a-P304+P340-P320-P405-P501a-P260-P280-P301+P310+P330-P303+P361+P353-P304+P340+P310-P305+P351+P338-P403+P233危险品标志 T+,C,T,Xn危险类别码 26/27/28-35-36/37/38-20/21/22安全说明 26-36/37/39-45-7/9-36/37-28-36危险品运输编号 UN 1790 8/PG 2
WGK Germany 2
RTECS号MW7875000
Hazard Note CorrosiveTSCA YesHazardClass 8PackingGroup II海关编码 28111100毒性LC50 (15 min.) in rats, guinea pigs: 2689, 4327 ppm (Rosenholtz)