This European Standard is applicable to sodium hexafluorosilicate used for treatment of water intended for human consumption. It describes the characteristics of sodium hexafluorosilicate and specifies the requirements and the corresponding test methods for sodium hexafluorosilicate. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use of sodium hexafluorosilicate (see Annex B).
EN 12174:2013 Referenced Document
EN ISO 3696:1995 Water for Analytical Laboratory Use- Specification and Test Methods (ISO 3696 : 1987)
ISO 4281:1977 Sodium hexafluorosilicate for industrial use; Determination of free acidity and total hexafluorosilicate content; Titrimetric method
ISO 4793:1980 Laboratory sintered (fritted) filters; Porosity grading, classification and designation
ISO 5444:1978 Sodium fluorosilicate for industrial use; Determination of loss in mass at 105 degrees C
ISO 5993:1979 Sodium hydroxide for industrial use; Determination of mercury content; Flameless atomic absorption spectrometric method
ISO 6206:1979 Chemical products for industrial use; Sampling; Vocabulary Bilingual edition
ISO 6353-1:1982 Reagents for chemical analysis; Part 1 : General test methods
ISO 8213:1986 Chemical products for industrial use; Sampling techniques; Solid chemical products in the form of particles varying from powders to coarse lumps
EN 12174:2013 history
2013EN 12174:2013 Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
2006EN 12174:2006 Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate
2001EN 12174:2001 Chemicals Used for Treatment of Water Intended for Human Consumption - Sodium Hexafluorosilicate