Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007); German version EN ISO 7218:2007— 77 стр.
Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007 + Amd 1:2013); German version EN ISO 7218:2007 + A1:2013— 101 стр.
Microbiology of food and animal feeding stuffs - General requirements and guidance for microbiological examinations (ISO 7218:2007 + Amd 1:2013); German version EN ISO 7218:2007 + A1:2013— 101 стр.
Milk and milk products. Quality control in microbiological laboratories. Determination of the reliability of colony counts of parallel plates and subsequent dilution steps— 28 стр.