Purchase NSF Standards

NSF has developed over 80 voluntary American National Standards under the scope of public health, safety, environment and sustainability assessment. Individual standards documents may be purchased through the NSF Bookstore website.
Man pointing pen at wording on paper

If you are a volume user, consider a subscription service from the bookstore website to provide electronic or hard copy access to the information on an ongoing basis.

Free Access Standards

NSF provides free online access to read-only versions of NSF voluntary consensus standards that are referenced in U.S. federal laws and regulations. These include:

NSF/ANSI/CAN Standard 60: Drinking Water Treatment Chemicals – Health Effects

If you manufacture, sell or distribute water treatment chemicals in North America, your products are required to comply with NSF/ANSI/CAN 60 by most governmental agencies that regulate drinking water supplies.

NSF/ANSI/CAN Standard 61: Drinking Water System Components – Health Effects

If you manufacture, sell or distribute water treatment or distribution products in North America, your products are required to comply with NSF/ANSI/CAN Standard 61 by most governmental agencies that regulate drinking water supplies.