
Kiwa Watermark Certification and Testing for Chemicals and Water Treatment Installations
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Who is Kiwa Watermark certification and testing for?
Certification and testing for chemicals and installations to produce drinking water is relevant for drinking water companies and water treatment companies.
About Kiwa Watermark for chemicals and installations
Kiwa Watermark quality mark certified chemicals and installations to guarantee compliance with the requirements of Dutch and international standards for drinking water production.
The Kiwa Watermark evaluation guidelines include all requirements set by the market and government for products that come into contact with drinking water: both the private, functional requirements and the public, hygienic requirements.
Kiwa Watermark certification evaluation guidelines
Equipment for conditioning drinking water and/or hot tap water (BRL-K14022)
Kiwa Watermark certification under Kiwa evaluation guideline BRL K14022 applies to products intended to be used in drinking water and hot tap water installations with a maximum working pressure of 1 Mpa.
The products in this BRL may not be used in the context of legionella prevention as described in the Drinkwaterbesluit.
The evaluation guideline BRL K14022 is a certification scheme for equipment for conditioning drinking water and/or hot tap water.
Membrane filtration elements for the treatment and/ or production of drinking water (BRL-K14037)
Kiwa Watermark certification under Kiwa evaluation guideline BRL K14037 applies to membrane filtration elements intended for any handling of ground water, surface water, sea water or other raw water used in the production of drinking water, up to the point where the drinking water becomes available for consumption.
The evaluation guideline BRL K14037 is a certification scheme for the Kiwa product certificate for ‘membrane filtration elements for the treatment and/or production of drinking water’.
Download BRL-K14037 Evaluation Guideline
Quality supply chain chemicals drinking water supply (BRL-K15001)
Kiwa Watermark certification under Kiwa evaluation guideline BRL K15001 applies to the entire supply chain of drinking water chemicals, from the production (process) of the chemicals up to and including their use at a purification station of a drinking water company. The supplier is responsible for the quality of the drinking water chemicals delivered, the carrier for the quality of their transport.
The evaluation guideline BRL K15001 is a certification scheme for the Kiwa process certificate for the transport of drinking water chemicals, to be referred to as the Kiwa ATD.
Products used for treatment production of drinking water (BRL-K15003)
Kiwa Watermark certification under Kiwa evaluation guideline BRL K15003 applies to products intended to be used for treatment and /or production of water intended for human consumption, including:
- Chemicals for corrosion and scale control.
- Chemicals for softening, coagulation, flocculation and pH adjustment.
- Disinfection and oxidation chemicals.
- All other specialty chemicals used in drinking water treatment.
- Non-chemical products such as activated carbon.
The evaluation guideline BRL K15003 is a certification scheme for the Kiwa product certificate for products used for treatment and / or production of drinking water.
Contact our certification experts in this area to study your question and work with you to find the right solution to obtain the Kiwa Watermark quality mark.
Kiwa Watermark certification process
Find certified companies and organizations
Search company name, city, standard, BRL and/or certificate number with this finder on the Kiwa Netherlands website.
Kiwa Watermark Certification, Testing and Inspection
Tests and Kiwa Watermark certification guarantee compliance with the requirements of Dutch standards for products in contact with drinking water used in industrial and domestic drinking water installations.

Kiwa NSF/ANSI/CAN 60 product certificate for drinking water treatment chemicals — Health effects
NSF/ANSI/CAN 60 is the American National Standard for evaluation of water treatment chemicals and is required by regulation or law in most U.S. states and Canadian provinces/territories. This Standard establishes minimum health effects requirements for the chemicals, the chemical contaminants, and the impurities that are directly added to drinking water for drinking water treatment.

Additional information
About Kiwa Watermark by Kiwa
Kiwa's unique position benefits in obtaining and continuing the Kiwa quality mark for your products. Learn how.