3 laboratories in Germany are accredited by DAKKS under ISO/IEC 17025 to perform ASTM D664 testing. From the accredited scope text: “ASTM D664 2024 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration ASTM D664 2018 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titrat” “ASTM D664 2018-11 Standard Test Method for Acid Number of Petroleum Products by Potentiometric Titration 5.1.70 DIN 51757 2011-01 Testing of mineral oils and related materials - Determination of densi”
This page is a fixed slice of the register: every ASTM D664 scope we hold for Germany. Search narrows it further by city, accreditation body, or a term from the scope text itself.
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.