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  • BS 4140-12:1986

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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

    Available format(s):  Hardcopy, PDF

    Withdrawn date:  31-05-2016

    Language(s):  English

    Published date:  31-01-1986

    Publisher:  British Standards Institution

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    Abstract - (Show below) - (Hide below)

    Gives an N-benzoyl-N-phenyl-hydroxylamine photometric method for determining vanadium content of aluminium oxide used for the production of aluminium. Applicable to products having a vanadium content, between 0,0003 and 0,016 %.

    General Product Information - (Show below) - (Hide below)

    Committee W/-
    Development Note Also numbered as ISO 1618 Supersedes 85/52370 DC and BS 4140:ADD2(1974) (07/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Withdrawn
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    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 1232:1976 Aluminium oxide primarily used for the production of aluminium Determination of silica content Reduced molybdosilicate spectrophotometric method
    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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