# The Good Laboratory Practice Regulations 1997, Paragraph 12: Materials


Apparatus and materials used in studies should not interfere with the test systems.

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Source: https://www.legislation.gov.uk/uksi/1997/654/schedule/1/paragraph/12 (the official version)
Page: https://openlegislation.uk/good-laboratory-practice-regulations-1997/schedule-1/paragraph-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.