Highly toxic substances
Highly toxic substances are substances capable of causing death in living organisms upon exposure and having the following characteristics:
the median lethal dose when administered orally is no more than 15 milligrams per kilogram;
the median lethal dose when applied to the skin is no more than 50 milligrams per kilogram;
the median lethal concentration in air is no more than 0.5 milligram per liter1;
Federal Law No. 116-FZ dated July 21, 1997 "On Industrial Safety of Hazardous Production Facilities", as amended on July 21, 1997, Article 18, subpara. e // Official Compilation of Legal Acts of the Russian Federation. 1997. No. 30. Art. 3588. ↩