# The Chemical Weapons (Notification) Regulations 1996, Part II: Schedule3 to the annex on chemicals to the Convention


(CAS registry number)
A. TOXIC CHEMICALS:
(1)
Phosgene: Carbonyl dichloride
(75-44-5)
(2)
Cyanogen chloride
(506-77-4)
(3)
Hydrogen cyanide
(74-90-8)
(4)
Chloropicrin: Trichloronitromethane
(76-06-2)
B. PRECURSORS:
(5)
Phosphorus oxychloride
(10025-87-3)
(6)
Phosphorus trichloride
(7719-12-2)
(7)
Phosphorus pentachloride
(10026-13-8)
(8)
Trimethyl phosphite
(121-45-9)
(9)
Triethyl phosphite
(122-52-1)
(10)
Dimethyl phosphite
(868-85-9)
(11)
Diethyl phosphite
(762-04-9)
(12)
Sulfur monochloride
(10025-67-9)
(13)
Sulfur dichloride
(10545-99-0)
(14)
Thionyl chloride
(7719-09-7)
(15)
Ethyldiethanolamine
(139-87-7)
(16)
Methyldiethanolamine
(105-59-9)
(17)
Triethanolamine
(102-71-6)

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Source: https://www.legislation.gov.uk/uksi/1996/2503/schedule/part/II (the official version)
Page: https://openlegislation.uk/chemical-weapons-notification-regulations-1996/schedule/part-II
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.