Microbiology of the food chain - Specific requirements and guidance for proficiency testing by interlaboratory comparison (ISO/DIS 22117:2018); German and English version prEN ISO 22117:2018
Microbiology of the food chain - Specific requirements and guidance for proficiency testing by interlaboratory comparison (ISO 22117:2019); German version EN ISO 22117:2019— 51 стр.