Substance Information
Substance Information
REACH Registration data can be found in the new ECHA CHEM database. The old ‘Registered substance factsheets’ will be available on this web site during the transition period but have not been updated since 19 May 2023. More
Substance Infocard
Hydrogen ion concentration
EC / List no.: -
CAS no.: 12408-02-5
Mol. Formula:
Here you can find all of the regulations and regulatory lists in which this substance appears, according to the data available to ECHA. This substance has been found in the following regulatory activities (directly, or inheriting the regulatory context of a parent substance):
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Quality Criteria for Drinking WaterEU. Quality Criteria for Water for Human Consumption, Directive (EU) 2020/2184, OJ L 435, 23 December 2020
The Drinking Water Directive 2020/2184 concerns the quality of water intended for human consumption. Drinking water is wholesome and clean if it’s: (a) free from any micro-organisms and parasites and from any substances which, in numbers or concentrations, constitute a potential danger to human health; (b) meets the minimum requirements set out in Parts A, B and D of Annex I. Indicators parameters set out in Part C of Annex I shall also be monitored, as they can help to identify water treatment.
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Water for Human Consumption Directive - Quality CriteriaEU. Quality Criteria for Water for Human Consumption, Directive 98/83/EC, as amended by Directive 2015/1787/EU, 27 October 2015
This list contains the Annex I parameters from the Drinking Water Directive 98/83/EC, which concerns the quality of water intended for human consumption. Its objective is to protect human health from adverse effects of any contamination of water intended for human consumption by ensuring that it is wholesome and clean.