Q-2, r. 40 - Regulation respecting the quality of drinking water

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9.2. In the treatment of water intended for human consumption, no person may use a chemical product that is not certified to ANSI/NSF Standard 60, Drinking Water Treatment Chemicals Health Effects, published by the American organization NSF International and by the American National Standards Institute.
That prohibition does not apply to the use of a chemical product made on the premises and entirely composed of chemical products certified under the standard referred to in the first paragraph.
O.C. 70-2012, s. 12.
In force: 2017-03-08
9.2. In the treatment of water intended for human consumption, no person may use a chemical product that is not certified to ANSI/NSF Standard 60, Drinking Water Treatment Chemicals Health Effects, published by the American organization NSF International and by the American National Standards Institute.
That prohibition does not apply to the use of a chemical product made on the premises and entirely composed of chemical products certified under the standard referred to in the first paragraph.
O.C. 70-2012, s. 12.