BS EN ISO 6145-1:2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
07-11-2019
English
28-02-2009
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Calibration methods
4.1 General
4.2 Description of primary or
potentially primary measuring devices
4.3 Measurements on the final mixture
5 Techniques for preparation of gas
mixtures calibrated by the methods
described in Clause 4
5.1 General
5.2 Volumetric pumps
5.3 Continuous injection
5.4 Capillary
5.5 Critical orifices
5.6 Thermal mass flow controllers
5.7 Diffusion
5.8 Saturation
5.9 Permeation
Annex A (normative) - Volume measurement by
weighing the water content
Annex B (informative) - Description of secondary
devices which need calibration
against primary devices
Bibliography
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