immediately dangerous to life and health

4杂质的PH 3在空气中会自燃，放出明亮的火焰。磷化氢有剧毒，浓度50 ppm时就会立即危及生命或健康（英语：immediately dangerous to life or health）。它有三角锥形分子构型。 拉瓦锡的学生菲利普·冈冈布勒（德语：Philippe

Edition, 3160 NIOSH Pocket Guide to Chemical Hazards. #0209. NIOSH.  Diethylamine. Immediately Dangerous to Life and Health Concentrations (IDLH). National

compounds, as Mo). Immediately Dangerous to Life and Health Concentrations (IDLH). National Institute for Occupational Safety and Health (NIOSH).  Schweda

NIOSH Pocket Guide to Chemical Hazards. #0516. NIOSH.  Pindone. Immediately Dangerous to Life and Health Concentrations (IDLH). National

and Health Information Centre (CIS) NIOSH Pocket Guide to Chemical Hazards. #0399. NIOSH.  Methyl (n-amyl) ketone. Immediately Dangerous to Life and Health