Biotechnology - Guidance on assessment of the purity, biological activity and stability of microorganism based products; German version EN 12689:1998— 7 стр.
Biotechnology - Large-scale process and production - General requirements for management and organization for strain conservation procedures; German version EN 1619:1996— 7 стр.
Microbiology of food and animal feeding stuffs - Horizontal method for the enumeration of microorganisms - Colony-count technique at 30 °C (ISO 4833:2003); German version EN ISO 4833:2003— 14 стр.
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.
