1 laboratory in United Kingdom is accredited by UKAS under ISO/IEC 17025 to perform ASTM D421 testing. From the accredited scope text: “ASTM D421-85 (2007) Wet Preparation of Soil Samples for Particle Size Analysis and Determination of Soil Constants ASTM D2217-88 Standard test method for particle- size analysis of soils ASTM D422-63”
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See all accredited labs in United Kingdom or browse other methods such as EN ISO 17892-1:2014, BS 1377-2, EN 12390-2.
This page is a fixed slice of the register: every ASTM D421 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.