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  • 06/30156520 DC : DRAFT SEP 2006

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    BS ISO 22197-1 - FINE CERAMICS (ADVANCED CERAMICS, ADVANCED TECHNICAL CERAMICS) - TEST METHOD FOR AIR-PURIFICATION PERFORMANCE OF SEMICONDUCTING PHOTOCATALYTIC MATERIALS - REMOVAL OF NITRIC OXIDE

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    Superseded date:  31-07-2008

    Language(s): 

    Published date:  23-11-2012

    Publisher:  British Standards Institution

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    Comment Closes On
    Committee RPI/13
    Document Type Draft
    Publisher British Standards Institution
    Status Superseded
    Superseded By

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    ISO 7996:1985 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
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