I.S. EN ISO 4787:2021
Current
The latest, up-to-date edition.
Laboratory glass and plastic ware - Volumetric instruments - Methods for testing of capacity and for use (ISO 4787:2021)
Hardcopy , PDF
English
20-12-2021
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Volume and reference temperature
6 Apparatus and calibration liquid
7 Factors affecting the accuracy of volumetric instruments
8 Setting the meniscus
9 Calibration procedure
10 Procedure for use
Annex A (informative) Cleaning of volumetric glassware
Annex B (informative) Cleaning of volumetric plasticware
Annex C (normative) Calculation formulae and tables
Annex D (informative) Coefficient of cubic thermal expansion
Annex E (informative) Uncertainty estimation and repeatability calculation
Bibliography
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