# The Air Quality Limit Values (Wales) Regulations 2002, Paragraph

Extent: E+W

The reference method for the measurement of benzene will be pumped sampling on a sorbent cartridge followed by gas chromatographic determination.

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Source: https://www.legislation.gov.uk/wsi/2002/3183/schedule/6/part/V/paragraph/wrapper31n1 (the official version)
Page: https://openlegislation.uk/air-quality-limit-values-wales-regulations-2002/schedule-6/part-V/paragraph-wrapper31n1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.