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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

NF T90-037-1 ; NF EN ISO 7393-1:2000-03-01
Water quality - Determination of free chlorine and total chlorine - Part 1: titrimetric method using N, N-diethyl-1,4-phenylenediamine

Title (German)

Wasserbeschaffenheit - Bestimmung von freiem Chlor und Gesamtchlor - Teil 1: Titrimetrisches Verfahren mit N, N-Diethyl-1,4-Phenylendiamin

Edition 2000-03-01

Original language French

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

NF T90-037-1 ; NF EN ISO 7393-1:2000-03-01 Water quality - Determination of free chlorine and total chlorine - Part 1: titrimetric method using N, N-diethyl-1,4-phenylenediamine

Want to learn more?

NF T90-037-1 ; NF EN ISO 7393-1:2000-03-01
Water quality - Determination of free chlorine and total chlorine - Part 1: titrimetric method using N, N-diethyl-1,4-phenylenediamine