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BS 1309:1974

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

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withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Methods of sampling and chemical testing of leather
Available format(s)

Hardcopy , PDF

Withdrawn date

10-11-2010

Language(s)

English

Published date

12-03-1974

Co-operating organizations
Foreword
Methods
0 General instructions and recommendations
1 Sampling
2 Preparation of sample by grinding
3 Determination of volatile matter
4 Determination of substances (fats and other
    solubles) soluble in dichloromethane
5 Determination of water-soluble matter, water-soluble
    inorganic matter, and water-soluble organic matter
6 Determination of sulphated total ash and sulphated
    water-insoluble ash
7 Determination of nitrogen and hide substance
8 Determination of chromic oxide
9 Determination of pH value and difference figure of
    an aqueous extract
10 Determination of glucose
11 Determination of water-soluble magnesium salts
    (Epsom salts)
Figures
1 Sampling location for whole skins, sides and hides
2 Sampling location for bends (or butts)
3 Sampling location for shoulders
4 Sampling location for bellies
Table
1 Munson and Walker's table for equivalent glucose
    content

Sampling from whole pieces of leather, preparation of the sample. 13 chemical methods of test. Based on methods of Society of Leather Technologists and Chemists and International Union of Leather Technologists\' and Chemists\' Societies.

Committee
TCI/69
DevelopmentNote
Supersedes 68/4618 DC. (06/2004)
DocumentType
Standard
Pages
36
PublisherName
British Standards Institution
Status
Withdrawn
SupersededBy

BS 756:1952 Specification for Dean and Stark apparatus
BS 604:1982 Specification for graduated glass measuring cylinders
BS 2648:1955 Performance requirements for electrically-heated laboratory drying ovens
BS 4123:1967 Schedule of preferred chemical indicators
BS 579:1957 Specification for diethyl ether (technical)
BS 846:1985 Specification for burettes
BS 2761:1983 Specification for spherical ground joints
BS 2586:1979 Specification for glass and reference electrodes for the measurement of pH
BS 1764:1973 Specification for nominal diameters of round built-up tins
BS 2734:1997 Specification for narrow-necked boiling flasks

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£232.00
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