NA 119

DIN Standards Committee Water Practice

DIN EN 16421 [CURRENT] references following documents:

Document number Edition Title
EN ISO 10012 2003-04 Measurement management systems - Requirements for measurement processes and measuring equipment (ISO 10012:2003) More 
EN ISO 10523 2012-02 Water quality - Determination of pH (ISO 10523:2008) More 
EN ISO 16266 2008-02 Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006) More 
EN ISO 5814 2012-10 Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012) More 
EN ISO 9308-1 2014-09 Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora (ISO 9308-1:2014) More 
EN 1484 1997-05 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC) More 
EN 901 2013-05 Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite More 
ISO 2016 1981-12 Capillary solder fittings for copper tubes; Assembly dimensions and tests More 
EN ISO 6222 1999-05 Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999) More 
ISO 5725-5 1998-07 Accuracy (trueness and precision) of measurement methods and results - Part 5: Alternative methods for the determination of the precision of a standard measurement method More