| 1780 | Tungsten hexafluoride(Oc-6-11)-tungsten fluoride, Hexafluorotungsten, Tungsten fluoride (wf6), Tungsten(VI) fluoride, Tungstenfluoride, Tungstenhexafluoride, WF6, Wolfram(VI)hexafluoride | | 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 |