# The Good Laboratory Practice Regulations 1999, Paragraph 3: Facilities for handling test and reference items


(1) To prevent contamination or mix-ups, there should be separate rooms or areas for receipt and storage of the test and reference items, and mixing of the test items with a vehicle.
(2) Storage rooms or areas for the test items should be separate from rooms or areas containing the test systems. They should be adequate to preserve identity, concentration, purity, and stability, and ensure safe storage for hazardous substances.

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Source: https://www.legislation.gov.uk/uksi/1999/3106/schedule/1/part/III/paragraph/3 (the official version)
Page: https://openlegislation.uk/good-laboratory-practice-regulations-1999/schedule-1/part-III/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.