Accuracy (trueness and precision) of measurement methods and results - Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method (ISO 5725-2:1994 including Technical Corrigendum 1:2002)— 97 стр.
Animal and vegetable fats and oils - Determination of acid value and acidity (ISO 660:1996 + Amd 1:2003); German version EN ISO 660:1999 + A1:2005— 18 стр.
Animal and vegetable fats and oils - Preparation of test sample (ISO 661:2003); German version EN ISO 661:2005, Corrigenda to DIN EN ISO 661:2005-11; German version EN ISO 661:2005/AC:2006— 2 стр.