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Document History

  1. DIN EN ISO 7393-2

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    Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1.4-phenylenediamine, for routine control purposes (ISO 7393-2:2017)

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  2. DIN EN ISO 7393-2 - DRAFT


    Draft Document - Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-diethyl-1.4-phenylenediamine, for routine control purposes (ISO/DIS 7393-2:2017); German and English version prEN ISO 7393-2:2017

    • Historical Version
  3. DIN EN ISO 7393-2


    Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-diethyl-1.4-phenylenediamine, for routine control purposes (ISO 7393-2:1985); English version of DIN EN ISO 7393-2

    • Historical Version