Cheese and processed cheese products - Determination of fat content - Gravimetric method (Reference method) (ISO 1735:2004); German version EN ISO 1735:2004— 21 стр.
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.