- (a) All chemicals added to drinking water and all coatings and surfaces in contact with drinking water shall be tested and certified in accordance with the applicable direct and indirect additives standards “Drinking Water Treatment Chemicals – Health Effects”, (60) American National Standards Institute (ANSI) document identification number NSF/ANSI 60-2024, American National Standards Institute, 2024, available as specified in Appendix B, and “Drinking Water System Components – Health Effects”, (61) ANSI document identification number NSF/ANSI 61-2023, American National Standards Institute, 2023, available as specified in Appendix B.
- (b) For chemicals, the original producer of the product shall obtain the certification. Repackers of chemicals shall not be required to obtain separate certification, provided however, that repackers shall self-certify that the cleanliness of their procedures and purity of the resultant product is equivalent to that required of the original manufacturer.
- (c) Any person who undertakes reformulation of chemicals shall obtain certification in accordance with NSF and ANSI 60.
(d) Agencies or firms providing testing and certification for others shall be certified by NSF and the
ANSI.
Source. (See Revision Note at part heading for Env-Dw 403) #10610, eff 6-1-14; ss by #14158, eff 12-25-24