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Overview ISO 27893:2026 is an international standard developed by ISO focusing on the evaluation and reporting of measurement uncertainties in vacuum gauge calibration. It provides methodologies for…
Overview SIST ISO 2789:2023 - Information and documentation - International library statistics defines rules for the collection and reporting of library statistics to support international reporting,…
1 Scope This International Standard specifies rules for the library and information services community on the collection and reporting of statistics: — for the purposes of international reporting; —…
Overview ISO 27895:2009 - Vacuum technology - Valves - Leak test - defines standardized methods to leak-test vacuum valves used to control gas flow or vacuum pressure. It applies to valves that can b…
Overview ISO 27891:2015 - Aerosol particle number concentration: Calibration of condensation particle counters (CPCs) - specifies laboratory methods to determine the detection efficiency and associat…
Overview ISO 27893:2011 - "Vacuum technology - Vacuum gauges - Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge" - gives guidance for determining…
Overview ISO 27892:2010 - "Vacuum technology - Turbomolecular pumps - Measurement of rapid shutdown torque" specifies a standardized, destructive-test method for measuring rapid shutdown torque (also…
Overview ISO 2789:2022 - Information and documentation - International library statistics defines rules for the collection and reporting of library statistics to support international reporting, impr…
Overview ISO 27894:2009 - Vacuum technology: Specifications for hot cathode ionization gauges defines standardized terms and the information manufacturers must provide for hot cathode ionization vacu…