- lewisite 1 2-chlorovinyldichloroarsine liquid form - lewisite 1 2-chlorovinyldichloroarsine other forms - lewisite 2 bis 2-chlorovinyl chloroarsine liquid form - lewisite 2 bis 2-chlorovinyl chloroarsine other forms - lewisite 3 tris 2-chlorovinyl arsine liquid form - lewisite 3 tris 2-chlorovinyl arsine other forms 2 2-diphenyl-2-hydroxyacetic acid alkyl me et n-pr or i-pr phosphonyldifluorides e.g. df methylphosphonyldifluoride amiton o o-diethyl s-[2- diethylamino ethyl] phosphorothiolate and corresponding alkylated or protonated salts arsenic trichloride bz 3-quinuclidinyl benzilate chemicals except for those listed in schedule 1 containing a phosphorus atom to which is bonded one methyl ethyl or propyl normal or iso group but not further carbons atoms. e.g. methylphosphonyl dichloride dimethylmethylphosphonate exemption fonofos o-ethyl s-phenyl ethylphosphonothiolothionate chloropicrin trichloronitromethane chlorosarin o-isopropyl methylphosphonochloridate chlorosoman o-pinacolyl methylphosphonochloridate cyanogen chloride dialkyl me et n-pr or i-pr n n-dialkyl me et n-pr or i-pr -phosphoramidates diethyl phosphite dimethyl phosphite ethyldiethanolamine hydrogen cyanide methyldiethanolamine n n-dialkyl me et n-pr or i-pr aminoethane-2-thiols and corresponding protonated salts n n-dialkyl me et n-pr or i-pr aminoethyl-2-chlorides and corresponding protonated salts n n-dialkyl me et n-pr or i-pr phosphoramidic dihalides nitrogen mustards - hn1 bis 2-chloroethyl ethylamine nitrogen mustards - hn2 bis 2-chloroethyl methylamine nitrogen mustards - hn3 tris 2-chloroethyl amine o-alkyl £ c10 incl. cycloalkyl alkyl me et n-pr or i-pr -phosphonofluoridates e.g. - sarin o-isopropyl methylphosphonofluoridate - soman o-pinacolyl methylphosphonofluoridate o-alkyl £ c10 incl. cycloalkyl n n-dialkyl me et n-pr or i-pr phosphoramidocyanidates e.g. - tabun o-ethyl n n-dimethyl phosphoramidocyanidate o-alkyl h or £ c10 incl. cycloalkyl o-2-dialkyl me et n-pr or i-pr -aminoethyl alkyl me et n-pr or i-pr phosphonites and corresponding alkylated or protonated salts e.g. - ql o-ethyl o-2 diisopropylaminoethyl methylphosphonite o-alkyl h or £ c10 incl. cycloalkyl s-2-dialkyl me et n-pr or i-pr -aminoethyl alkyl me et n-pr or i-pr phosphonothiolates and corresponding alkylated or protonated salts e.g. - vx o-ethyl s-2diisopropylaminoethyl methyl phosphonothiolate pfib 1 1 3 3 3-pentafluoro-2- trifluoromethyl -1-propene phosgene carbonyl dichloride phosphorus oxychloride phosphorus pentachloride phosphorus trichloride pinacolyl alcohol 3 3-dimethylbutan-2-ol quinuclidin-3-ol ricin saxitoxin sulfur dichloride sulfur monochloride sulfur mustards - 2- chloroethylchloromethylsulfide sulfur mustards -o-mustard bis 2-chloroethylthioethyl ether sulfur mustards -sesquimustard 1 2-bis 2-chloroethylthio ethane sulfur mustards mustard gas bis 2-chloroethyl sulfide sulfur mustards - 1 3-bis 2-chloroethylthio -n-propane sulfur mustards - 1 4-bis 2-chloroethylthio -n-butane sulfur mustards - 1 5-bis 2-chloroethylthio -n-pentane sulfur mustards - bis 2-chloroethylthio methane sulfur mustards - bis 2-chloroethylthiomethyl ether thiodiglycol bis 2-hydroxyethyl sulfide thionyl chloride triethanolamine triethyl phosphite trimethyl phosphite