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    CNS 6837 Standard english version introduction

    CNS General No. CNS 6837
    Classified No. K6622
    Method of Test for Traces of Thiophene in Benzene Using Isatin and Spectrophotometry
    苯中微量噻吩檢驗法(分光光度計法)
    Date of Approval
    Bureau of Standards, Metrology and Inspection Date of Revision
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    CNS Standard Code CNS 6837:2019
    CNS Standard Classified No. K6622
    CNS Standard English Title Method of Test for Traces of Thiophene in Benzene Using Isatin and Spectrophotometry
    CNS Standard Chinese Title 苯中微量噻吩檢驗法(分光光度計法)
    CNS Standard Edition Status:Current; Latest date:12/30/1980 Confirmed date:10/16/2019
    CNS Standard Pages 5
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    English Translation Price $*** USD
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