1.2. Requirements for physical, chemical and physico-chemical surveys

Directive 2009/54/EC of the European Parliament and of the Council of 18 June 2009 on the exploitation and marketing of natural mineral waters (Recast) (Text with EEA relevance) · European Union

These surveys shall establish: the rate of flow of the spring; the temperature of the water at source and the ambient temperature; the relationship between the nature of the terrain and the nature and type of minerals in the water; the dry residues at 180 °C and 260 °C; the electrical conductivity or resistivity, with the measurement temperature having to be specified; the hydrogen ion concentration (pH); the anions and cations; the non-ionised elements; the trace elements; the radio-actinological properties at source; where appropriate, the relative isotope levels of the constituent elements of water, oxygen (^(16)O — ^(18)O) and hydrogen (protium, deuterium, tritium); the toxicity of certain constituent elements of the water, taking account of the limits laid down for each of them.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-10 · Text as adopted (Official Journal); later amendments are not incorporated in this text.