Washington — The ADA supports the proposed operational control range of 0.6 mg/L to 1.0 mg/L for the target fluoride level of 0.7mg/L recommended by the U.S. Public Health Service.
from ADA News RSS https://www.ada.org/en/publications/ada-news/2018-archive/october/ada-supports-proposed-control-range-for-fluoride-in-water
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