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BS 4140-5:1986

BS 4140-5:1986

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

Methods of test for aluminium oxide Determination of silica content

Available format(s)

Hardcopy , PDF

Withdrawn date

05-31-2016

Language(s)

English

Published date

01-31-1986

Publisher

British Standards Institution

NO CONTENTS SECTION

Describes a reduced molybdosilicate spectrophotometric method for determining silica content of aluminium oxide used for the production of aluminium.

Committee
W/-
DevelopmentNote
Supersedes BS 4140(1967) (07/2004) Also numbered as ISO 1232 Supersedes 84/55319 DC (07/2005)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Withdrawn
Supersedes

BS 4140-4:1986 Methods of test for aluminium oxide Preparation of sample solution by alkaline fusion

ISO 1618:1976 Aluminium oxide primarily used for the production of aluminium Determination of vanadium content N-Benzoyl-N-phenylhydroxylamine photometric method
ISO 2069:1976 Aluminium oxide primarily used for the production of aluminium Determination of calcium content Flame atomic absorption method
ISO 900:1977 Aluminium oxide primarily used for the production of aluminium Determination of titanium content Diantipyrylmethane photometric method
ISO 2073:1976 Aluminium oxide primarily used for the production of aluminium Preparation of solution for analysis Method by hydrochloric acid attack under pressure
ISO 1617:1976 Aluminium oxide primarily used for the production of aluminium Determination of sodium content Flame emission spectrophotometric method
ISO 903:1976 Aluminium oxide primarily used for the production of aluminium Determination of untamped density
ISO 902:1976 Aluminium oxide primarily used for the production of aluminium Measurement of the angle of repose
ISO 803:1976 Aluminium oxide primarily used for the production of aluminium Determination of loss of mass at 300 degrees C (conventional moisture)
ISO 2070:1997 Aluminium oxide primarily used for the production of aluminium Determination of calcium content
ISO 2926:2013 Aluminium oxide used for the production of primary aluminium — Particle size analysis for the range 45 µm to 150 µm — Method using electroformed sieves
ISO 2828:1973 Aluminium oxide primarily used for the production of aluminium — Determination of fluorine content — Alizarin complexone and lanthanum chloride spectrophotometric method
BS 4140-4:1986 Methods of test for aluminium oxide Preparation of sample solution by alkaline fusion
ISO 805:1976 Aluminium oxide primarily used for the production of aluminium Determination of iron content 1,10- Phenanthroline photometric method
BS 4140-20:1980 Methods of test for aluminium oxide Sampling
ISO 3390:1976 Aluminium oxide primarily used for the production of aluminium — Determination of manganese content — Flame atomic absorption method
ISO 806:2004 Aluminium oxide primarily used for the production of aluminium — Determination of loss of mass at 300 degrees C and 1 000 degrees C
ISO 2961:1974 Aluminium oxide primarily used for the production of aluminium — Determination of an adsorption index
ISO 2071:1976 Aluminium oxide primarily used for the production of aluminium Determination of zinc content Flame atomic absorption method
ISO 2072:1981 Aluminium oxide primarily used for the production of aluminium Determination of zinc content PAN photometric method
ISO 2829:1973 Aluminium oxide primarily used for the production of aluminium — Determination of phosphorus content — Reduced phosphomolybdate spectrophotometric method
BS 4140-1:1986 Methods of test for aluminium oxide Preparation and storage of test samples

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PDF - English
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