STM PDF

Vacuum technology - Vacuum gauges - Evaluation of the uncertainties of results of calibrations by direct comparison with a reference gauge. Original standard ISO 27893-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by St ISO 27893-2026

Vacuum technology - Vacuum gauges - Specifications for hot cathode ionization gauges. Original standard ISO 27894-2009 in PDF full version. Additional info + preview on request

Document status: Active

Vacuum technology - Valves - Leak test. Original standard ISO 27895-2009 in PDF full version. Additional info + preview on request

Document status: Active

Essential oils - Determination of relative density at 20 °C - Reference method. Original standard ISO 279-1998 in PDF full version. Additional info + preview on request

Document status: Active

Belt drives - V-belts for the automotive industry and corresponding pulleys - Dimensions. Original standard ISO 2790-2020 in PDF full version. Additional info + preview on request

Document status: Active

Surface chemical analysis - Scanning-probe microscopy - Definition and calibration of the lateral resolution of a near-field optical microscope. Original standard ISO 27911-2011 in PDF full version. Additional info + preview on request

Document status: Active