ISO 5215:2022
Laboratory plastic ware — Volumetric flasks
This document sets out requirements for the construction of general laboratory volumetric flasks made of plastic material.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Volume and reference temperature
4.1 Unit of volume
4.2 Reference temperature
5 Classes of accuracy
6 Series of capacities
7 Definition of capacity
8 Accuracy and testing of volume
9 Construction
9.1 Material
9.2 Wall thickness
9.3 Shape
9.4 Neck
9.5 Stoppers and threads
9.6 Dimensions
10 Graduation line
11 Marking and designation
11.1 General
11.2 Identification number
12 Visibility of graduation line, figures and marking
Annex A (normative) Alternative shapes and closures of volumetric flasks
Annex B (informative) Closures — Knuckle threads (GL)
Bibliography
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BS 188:1977
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BS 3221-6:1987
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Volume and reference temperature
4.1 Unit of volume
4.2 Reference temperature
5 Classes of accuracy
6 Series of capacities
7 Definition of capacity
8 Accuracy and testing of volume
9 Construction
9.1 Material
9.2 Wall thickness
9.3 Shape
9.4 Neck
9.5 Stoppers and threads
9.6 Dimensions
10 Graduation line
11 Marking and designation
11.1 General
11.2 Identification number
12 Visibility of graduation line, figures and marking
Annex A (normative) Alternative shapes and closures of volumetric flasks
Annex B (informative) Closures — Knuckle threads (GL)
Bibliography