EN 10088-1 Stainless steels - Part 1: List of stainless steels
EN 1484 Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
EN 14944-1 Influence of cementitious products on water intended for human consumption - Test methods - Part 1: Influence of factory made cementitious products on organoleptic parameters*， 2023-10-18 Update
EN 901 Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite
EN ISO 10523 Water quality - Determination of pH (ISO 10523:2008)
EN ISO 13385-1 Geometrical product specifications (GPS) - Dimensional measuring equipment - Part 1: Design and metrological characteristics of callipers (ISO 13385-1:2019)*， 2019-09-18 Update
EN ISO 13385-2 Geometrical product specifications (GPS) - Dimensional measuring equipment - Part 2: Design and metrological characteristics of calliper depth gauges (ISO 13385-2:2020)*， 2020-05-27 Update
EN ISO 16266 Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration (ISO 16266:2006)
EN ISO 3696 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
EN ISO 5814 Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012)*， 2023-12-21 Update
EN ISO 9308-1 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/Amd 1:2016)*， 2017-01-01 Update
ISO 10012 Measurement management systems - Requirements for measurement processes and measuring equipment
ISO 2016 Capillary solder fittings for copper tubes; Assembly dimensions and tests
ISO 7393-2 Water quality - Determination of free chlorine and total chlorine- Part 2:Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes*， 2017-12-13 Update
NF P41-032*NF EN 16421:2015 history
2015NF P41-032*NF EN 16421:2015 Influence of materials on water for human consumption - Enhancement of microbial growth (EMG)