| Methanesulfonyl ChlorideMethylsulfochloride, Chloromethyl sulfone, Mesyl chloride, Methanesulfonic acid chloride, Methanesulphonyl chloride, Methyl sulfochloride, Methylsulfonyl chloride | | Poisonous and Deleterious Substances Control Act | Poisonous Substances | | Management of the storing amount; Locked storage; Showing “Poisonous substance, not for medical use” on containers and storage, restriction of manufacture, import, sale, and handling | Ministry of Health, Labour and Welfare | | Poisonous and Deleterious Substances Control Act |