Microbiology of food and animal feeding stuffs - Preparation of the test samples, of initial suspension and of decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions (ISO 6887-1:1999); German version EN ISO 6887-1:1999— 8 стр.
Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006); German version EN ISO 16266:2008— 19 стр.
Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006); German version EN ISO 16266:2008— 19 стр.
Equipment for commercial kitchens - Systems for treatment of potable water for commercial kitchens - Part 1: Decarbonisation-systems installed before equipment for commercial kitchens— 18 стр.