Mathematics Standards
BS EN ISO 19020:2017
Microbiology of the food chain. Horizontal method for the immunoenzymatic detection of staphylococcal enterotoxins in fo...
BS EN ISO 19036:2019
Microbiology of the food chain. Estimation of measurement uncertainty for quantitative determinations...
BS EN ISO 19343:2017
Microbiology of the food chain. Detection and quantification of histamine in fish and fishery products. HPLC method...
BS EN ISO 20743:2021
Textiles. Determination of antibacterial activity of textile products...
BS EN ISO 20837:2006
Microbiology of food and animal feeding stuffs. Polymerase chain reaction (PCR) for the detection of food-borne pathogen...
BS EN ISO 20838:2006
Microbiology of food and animal feeding stuffs. Polymerase chain reaction (PCR) for the detection of food-borne pathogen...
BS EN ISO 20976-1:2019
Microbiology of the food chain. Requirements and guidelines for conducting challenge tests of food and feed products - C...
BS EN ISO 21043-2:2020
Forensic sciences - Recognition, recording, collecting, transport and storage of items...
BS EN ISO 21148:2017
Cosmetics. Microbiology. General instructions for microbiological examination...
BS EN ISO 21149:2017
Cosmetics. Microbiology. Enumeration and detection of aerobic mesophilic bacteria...
BS EN ISO 21187:2021
Milk. Quantitative determination of microbiological quality. Guidance for establishing and verifying a conversion relati...
BS EN ISO 21528-1:2017
Microbiology of the food chain. Horizontal method for the detection and enumeration of Enterobacteriaceae - Detection of...
BS EN ISO 21528-2:2017
Microbiology of the food chain. Horizontal method for the detection and enumeration of Enterobacteriaceae - Colony-count...
BS EN ISO 21567:2004
Microbiology of foods and animal feeding stuffs. Horizontal method for the detection of Shigella spp....
BS EN ISO 21871:2006
Microbiology of food and animal feeding stuffs. Horizontal method for the determination of low numbers of presumptive Ba...