Mathematics Standards
BS ISO 20298-1:2018
Fine bubble technology. Sampling and sample preparation for measurement - Ultrafine bubble dispersion in water...
BS ISO 20304-1:2020
Fine bubble technology. Water treatment applications - Test method for evaluating ozone fine bubble water generating sys...
BS ISO 20391-1:2018
Biotechnology. Cell counting - General guidance on cell counting methods...
BS ISO 20391-2:2019
Biotechnology. Cell counting - Experimental design and statistical analysis to quantify counting method performance...
BS ISO 20395:2019
Biotechnology. Requirements for evaluating the performance of quantification methods for nucleic acid target sequences. ...
BS ISO 20397-2:2021
Biotechnology. Massively parallel sequencing - Quality evaluation of sequencing data...
BS ISO 20480-2:2018
Fine bubble technology. General principles for usage and measurement of fine bubbles - Categorization of the attributes ...
BS ISO 20688-1:2020
Biotechnology. Nucleic acid synthesis - Requirements for the production and quality control of synthesized oligonucleoti...
BS ISO 20814:2019
Nanotechnologies. Testing the photocatalytic activity of nanoparticles for NADH oxidation...
BS ISO 21255:2018
Fine bubble technology. Storage and transportation of ultrafine bubble dispersion in water...
BS ISO 21256-2:2020
Fine bubble technology. Cleaning applications - Test method for cleaning machine-oil stained surfaces of machined metal ...
BS ISO 21256-3:2021
Fine bubble technology. Cleaning applications - Test method for cleaning hard flooring surfaces...
BS ISO 21363:2020
Nanotechnologies. Measurements of particle size and shape distributions by transmission electron microscopy...
BS ISO 21527-1:2008
Microbiology of food and animal feeding stuffs. Horizontal method for the enumeration of yeasts and moulds - Colony coun...
BS ISO 21527-2:2008
Microbiology of food and animal feeding stuffs. Horizontal method for the enumeration of yeasts and moulds - Colony coun...
BS ISO 21703:2019
Surface active agents. Microbiology. Microbiological test methods for liquid hand dishwashing...
BS ISO 21710:2020
Biotechnology. Specification on data management and publication in microbial resource cente...