# The Explosive Substances (Hazard Information) Regulations (Northern Ireland) 2000, Paragraph 5


To determine the flash point of viscous liquids (paints, gums and similar) containing solvents, only apparatus and test methods suitable for determining the flash point of viscous liquids may be used namely:—
International Standards ISO 3679, ISO 3680, ISO 1523 and German Standard DIN 53213, Part 1.

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Source: https://www.legislation.gov.uk/uksi/2000/1646/schedule/1/paragraph/5 (the official version)
Page: https://openlegislation.uk/explosive-substances-hazard-information-regulations-northern-ireland-2000/schedule-1/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.