# The Democratic People's Republic of Korea (Sanctions) (EU Exit) Regulations 2019, Paragraph 57

Extent: E+W+S+N.I.

Open tanks or containers, with or without agitators, with a total internal (geometric) volume greater than 0.5 m³ (500 litres), where all surfaces that come in direct contact with the chemical being processed or contained are made from any of the following materials—
(a) alloys with more than 25 % nickel and 20 % chromium by weight;
(b) fluoropolymers;
(c) glass (including vitrified or enamelled coatings or glass lining);
(d) nickel or alloys with more than 40 % nickel by weight;
(e) tantalum or tantalum alloys;
(f) titanium or titanium alloys;
(g) zirconium or zirconium alloys;
(h) niobium (columbium) or niobium alloys;
(i) stainless steel;
(j) wood; or
(k) rubber, including all kinds of natural and synthetic rubbers.

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Source: https://www.legislation.gov.uk/uksi/2019/411/schedule/2/paragraph/57 (the official version)
Page: https://openlegislation.uk/democratic-peoples-republic-of-korea-sanctions-eu-exit-regulations-2019/schedule-2/paragraph-57
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.