ISO 8655-2:2022
Piston-operated volumetric apparatus — Part 2: Pipettes
This document specifies
— metrological requirements,
— maximum permissible errors,
— requirements for marking and
— information to be provided for users,
for air-displacement (type A) and positive displacement (type D) single-channel and multi-channel pipettes, complete with their selected tip(s) and any other essential, consumable parts, designed to deliver the selected volume (Ex).
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle of operation
5 Adjustment
5.1 Basis of adjustment
5.2 Initial adjustment
5.3 Subsequent adjustment
5.4 Adjustment for other liquid properties
6 Design
6.1 Types of pipette
6.2 Transfer of hand warmth
7 Pipette tips
7.1 General
7.2 Air-displacement pipette tips
7.3 Positive-displacement pipette tips
8 Type, designation
9 Metrological performance requirements
9.1 General
9.2 Fixed-volume pipettes of types A and D1
9.3 Fixed-volume pipettes of type D2
9.4 Variable-volume pipettes of types A, D1 and D2
9.5 Multi-channel pipettes
9.6 Calculation of maximum permissible errors for volumes not listed in Tables 1, 2 and 3
9.7 Pipette tips
10 User information
10.1 Pipettes
10.2 Pipette tips and accessories
11 Marking
11.1 Pipettes
11.2 Pipette tips
Annex A (informative) Possible sources of error for air displacement pipettes
Annex B (informative) Electronic motorised air displacement pipettes and method for testing in multi-dispensing mode
Bibliography
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Related Information
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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 Principle of operation
5 Adjustment
5.1 Basis of adjustment
5.2 Initial adjustment
5.3 Subsequent adjustment
5.4 Adjustment for other liquid properties
6 Design
6.1 Types of pipette
6.2 Transfer of hand warmth
7 Pipette tips
7.1 General
7.2 Air-displacement pipette tips
7.3 Positive-displacement pipette tips
8 Type, designation
9 Metrological performance requirements
9.1 General
9.2 Fixed-volume pipettes of types A and D1
9.3 Fixed-volume pipettes of type D2
9.4 Variable-volume pipettes of types A, D1 and D2
9.5 Multi-channel pipettes
9.6 Calculation of maximum permissible errors for volumes not listed in Tables 1, 2 and 3
9.7 Pipette tips
10 User information
10.1 Pipettes
10.2 Pipette tips and accessories
11 Marking
11.1 Pipettes
11.2 Pipette tips
Annex A (informative) Possible sources of error for air displacement pipettes
Annex B (informative) Electronic motorised air displacement pipettes and method for testing in multi-dispensing mode
Bibliography