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UNE-EN ISO 7393-2:2019

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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Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
Publication Date 03/20/2019
Page Count 28
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Weight (in grams) ---

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