DIN EN 938:2009 PDF

Scope: This European Standard is applicable to sodium chlorite used for treatment of water intended for human consumption. It describes the characteristics of sodium chlorite and specifies the requirements and the corresponding test methods for sodium chlorite. It gives information on its use in water treatment.

DIN EN 938:2009 Referenced Document

EN 1483 Water quality - Determination of mercury - Method using atomic absorption spectrometry
EN ISO 3696 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
ISO 3165 Sampling of chemical products for industrial use; Safety in sampling
ISO 6206 Chemical products for industrial use; Sampling; Vocabulary Bilingual edition
ISO 8288:1986 Water quality; Determination of cobalt, nickel, copper, zinc, cadmium and lead; Flame atomic absorption spectrometric methods
ISO 9174 Water quality - Determination of chromium - Atomic absorption spectrometric methods

2019 DIN EN 938/A1:2019 Chemicals used for treatment of water intended for human consumption - Sodium chlorite; German and English version EN 938:2016/prA1:2019
2016 DIN EN 938:2016-09 Chemicals used for treatment of water intended for human consumption - Sodium chlorite; German version EN 938:2016 / Note: This standard is part of the DVGW body of rules.*To be amended by DIN EN 938/A1 (2019-07).
2016 DIN EN 938:2016 Chemicals used for treatment of water intended for human consumption - Sodium chlorite
1970 DIN EN 938 E:2014-08 Chemicals used for treatment of water intended for human consumption - Sodium chlorite
2014 DIN EN 938 E:2014 Draft Document - Chemicals used for treatment of water intended for human consumption - Sodium chlorite; German version prEN 938:2014
2009 DIN EN 938:2009 Chemicals used for treatment of water intended for human consumption - Sodium chlorite; English version of DIN EN 938:2009-04
0000 DIN EN 938:2007
0000 DIN EN 938:2000