Dear customers,
Due to the public holiday on May 14, 2026, and the following bridge day, we are currently not available in person.
Registrations and manually processed orders cannot be handled during this period. However, our webshop remains available for orders and downloads at any time.
From Monday onward, we will be happy to assist you again as usual.
You can also find many helpful answers and resources in our FAQ section at any time.
Your DIN Media GmbH
Standard [CURRENT]
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This European Standard specifies the requirements, purity criteria and corresponding test methods for the labelling, transportation and storage of the respective products as well as their specific safety regulations. The standard also contains data about the physical and chemical properties and general information concerning the manufacture and use of the products. This European Standard has been prepared by Technical Committee CEN/TC 164 "Water supply" (secretariat: AFNOR, France). The responsible German body involved in its preparation was Working Committee NA 119-04-02 AA "Wasseraufbereitung" ("Drinking water treatment") of the Water Practice Standards Committee (NAW).