Accuracy (trueness and precision) of measurement methods and results - Part 6: Use in practice of accuracy values (ISO 5725-6:1994 including Technical Corrigendum 1:2001)— 91 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.
Analysis of coffee and coffee products - Karl Fischer method for the determination of water content - Part 1: Reference method for roasted coffee— 10 стр.