Measurement of fluid flow. Procedures for the evaluation of uncertainties1 Scope This International Standard establishes general principles and describes procedures for evaluating the uncertainty of a fluid flow rate or quantity. A step by step procedure for calculating uncertainty is given in Annex A.

ISO 21702 is the test method of antiviral activity on non-porous products

Sterilization service providers

has been separated from ancillary content produced and distributed publicly by stakeholders

— organizing and conducting an assessment

Biometrics

e)      The matching of stainless steel bolt and nut grades has been added

and communication systems

and add maturity to new developments

BS EN 12312-20 on aircraft ground support equipment is useful for:

BS EN 50117‑10‑1 on coaxial cable is applicable to:

The flammability properties of fabrics may be affected by combinations of such factors as high wash temperatures

: — adequate white light to achieve reliable testing with colour contrast    techniques