General requirements for the competence of testing and calibration laboratories (ISO/IEC DIS 17025:2016); German and English version prEN ISO/IEC 17025:2016
Glassware - Hydrolytic resistance of the interior surfaces of glass containers - Part 1: Determination by titration method and classification (ISO 4802-1:2016)— 24 стр.
General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2005); German and English version EN ISO/IEC 17025:2005— 73 стр.