1 laboratory in United Kingdom is accredited by UKAS under ISO/IEC 17025 to perform EPA 420.1 testing. From the accredited scope text: “EPA 420.1:1978 Lab - PQAR Wastewater, effluents Total suspended solids PEC.PQAR.006 by gravimetry based on APHA, 2023, 24th Edition, 2540-D Lab - PQAR Total dissolved solids PEC.PQAR.004 by gravimetry”
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See all accredited labs in United Kingdom or browse other methods such as EN ISO 17892-1:2014, EN 12390-2, ISO 17892-4.
This page is a fixed slice of the register: every EPA 420.1 scope we hold for United Kingdom. Search narrows it further by city, accreditation body, or a term from the scope text itself.
Search labs in United KingdomUnited Kingdom Accreditation Service (UKAS) is the primary accreditation body issuing ISO/IEC 17025 accreditation for testing laboratories in United Kingdom.
ISO/IEC 17025 is the international standard for the competence of testing and calibration laboratories. Accreditation to this standard provides independent confirmation that a laboratory operates a quality management system and is technically competent to produce valid results within its declared scope.