BS ISO 6741-2:1987
Current
The latest, up-to-date edition.
Textiles. Fibres and yarns. Determination of commercial mass of consignments Methods for obtaining laboratory samples
Hardcopy , PDF
English
21-05-2002
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Foreword
0 Introduction
1 Scope and field of application
2 References
3 Principle
4 Apparatus
5 Sampling procedure
Describes methods for obtaining laboratory samples for mass determination by one of the methods given in ISO 6741-1.
| Committee |
TCI/100
|
| DevelopmentNote |
Supersedes BS 4784-2(1988) (06/2002)
|
| DocumentType |
Standard
|
| Pages |
10
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
This part of ISO6741 specifies methods for obtaining laboratory samples for mass determination by one of the methods given in ISO6741-1. The method appropriate for particular fibres is indicated in ISO6741-4 The procedures comprise : Nature of consignment Procedure described Bulk staple in bales Hand sampling (two methods)
Core sampling Tow and strands in bales and cases Hand sampling Unsupported wound or coiled packages of raw silk, tow sliver, top or yarn in containers Hand sampling Yarn wound on supports Cutting method
Winding (four methods) When a replicate sample is required for other tests or as a precaution against misadventure, the mass taken during sampling shall be doubled and the sample shall then immediately be halved to provide the two samples.
| Standards | Relationship |
| ISO 6741-2:1987 | Identical |
| ISO 6741-1:1989 | Textiles — Fibres and yarns — Determination of commercial mass of consignments — Part 1: Mass determination and calculations |
| ISO 6348:1980 | Textiles — Determination of mass — Vocabulary |
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