DIN EN ISO 648:2009-01
Current
The latest, up-to-date edition.
LABORATORY GLASSWARE - SINGLE-VOLUME PIPETTES
Hardcopy , PDF
English
01-01-2009
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Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Basis of adjustment
4.1 Unit of volume
4.2 Delivery volume
4.3 Reference temperature
5 Types and classes of accuracy
5.1 Classes of accuracy
5.2 Types of single-volume pipette
6 Maximum permissible errors
7 Construction
7.1 Material
7.2 Shape
7.3 Bulb
7.4 Dimensions
7.5 Top of pipette
7.6 Delivery jet
7.7 Delivery time
7.8 Waiting time
8 Graduation line(s)
9 Setting of the meniscus
10 Marking
11 Visibility of graduation lines, figures
and inscriptions
12 Colour coding
Bibliography
Defines metrological and constructional requirements for volumetric pipettes with one mark (total delivery) and for volumetric pipettes with two marks, both of which are adequate for general laboratory purposes.
| DocumentType |
Standard
|
| Pages |
13
|
| PublisherName |
German Institute for Standardisation (Deutsches Institut für Normung)
|
| Status |
Current
|
| Standards | Relationship |
| EN ISO 648:2008 | Identical |
| ISO 648:2008 | Identical |
| ISO 4794:1982 | Laboratory glassware — Methods for assessing the chemical resistance of enamels used for colour coding and colour marking |
| ISO 835:2007 | Laboratory glassware — Graduated pipettes |
| ISO 384:2015 | Laboratory glass and plastics ware — Principles of design and construction of volumetric instruments |
| ISO 1769:1975 | Laboratory glassware — Pipettes — Colour coding |
| ISO 8655-2:2002 | Piston-operated volumetric apparatus Part 2: Piston pipettes |
| ISO 3696:1987 | Water for analytical laboratory use — Specification and test methods |
| ISO 719:1985 | Glass Hydrolytic resistance of glass grains at 98 degrees C Method of test and classification |
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