# The Air Quality Limit Values Regulations 2001, Schedule 6: REFERENCE METHODS FOR ASSESSMENT OF CONCENTRATIONS OF SULPHUR DIOXIDE, NITROGEN DIOXIDE AND OXIDES OF NITROGEN, PARTICULATE MATTER (PM 1 0 AND PM 2 . 5) AND LEAD




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Source: https://www.legislation.gov.uk/uksi/2001/2315/schedule/6 (the official version)
Page: https://openlegislation.uk/air-quality-limit-values-regulations-2001/schedule-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.