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BS 4784-1:1988

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Methods for determination of commercial mass of consignments of textiles Mass determination and calculations
Available format(s)

Hardcopy , PDF

Superseded date

21-05-2002

Language(s)

English

Published date

29-01-1988

National foreword
Committees responsible
Method
0. Introduction
1. Scope and field of application
2. References
3. Principle
4. Definitions
5. Apparatus
6. Procedure
7. Calculation and expression of results
8. Test report
Annexes
A. Correction to oven dry mass for non-standard
    drying conditions
B. Preliminary calculation procedure for use when
    sampling method G (ISO 6741-2) has been adopted
C. Outline procedure for use when the commercial mass
    is to be adjusted to a specified non-volatile
    extractibles content
D. Precautions for the hot weighing of samples on an
    external balance
National appendix
A. Values used for the commercial allowances and the
    commercial moisture regains
Tables
1. Drying conditions
2. Number of containers in the consignment sample
3. Number of samples N required to give 95% confidence
    limits of +/- 0,5% for various values of the
    variance V
4. Saturation vapour pressure of air at standard
    pressure

Describes methods for homogeneous consignments of fibres and yarns of a single generic species. National appendix A is identical to ISO/TR 6741-4 and gives values used for commercial allowances and commercial moisture regains.

Committee
TCI/100
DevelopmentNote
Supersedes BS 4784(1973) (07/2004)
DocumentType
Standard
Pages
20
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 6741-1:1989 Identical

BS 7033-2:1989 Cleaning and polishing cloths Specification for industrial wipers from reclaimed materials, and waste yarn for cleaning and lubricating purposes
BS 5441:1988 Methods of test for knitted fabrics

ISO 3534:1977 Statistics — Vocabulary and symbols
ISO 1130:1975 Textile fibres — Some methods of sampling for testing
ISO 6741-2:1987 Textiles — Fibres and yarns — Determination of commercial mass of consignments — Part 2: Methods for obtaining laboratory samples
ISO 6348:1980 Textiles — Determination of mass — Vocabulary
ISO 3074:2014 Wool Determination of dichloromethane-soluble matter in combed sliver
ISO 6741-3:1987 Textiles — Fibres and yarns — Determination of commercial mass of consignments — Part 3: Specimen cleaning procedures
ISO 139:2005 Textiles Standard atmospheres for conditioning and testing
ISO 5089:1977 Textiles — Preparation of laboratory test samples and test specimens for chemical testing

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