6 CRR-NY 257-4.2NY-CRR
6 CRR-NY 257-4.2
6 CRR-NY 257-4.2
257-4.2 Standards.
(a) Total fluorides, parts per million (ppm), dry weight basis (as F) in and on forage for consumption by grazing ruminants. Average concentration shall be less than the following in all levels:
(1) For growing season (not to exceed six consectuive months) — 40 ppm
(2) For any 60 day period — 60 ppm
(3) For any 30 day period — 80 ppm
(b) Gaseous fluorides in air (parts per million parts of air) as F—all levels. (25 degrees Centigrade, 760 min. Hg.)
(1) 12 hour averages to be less than 4.5 ppb (3.7 μg/m3)
(2) 24 hour averages to be less than 3.5 ppb (2.85 μg/m3)
(3) 1 week averages to be less than 2.0 ppb (1.65 μg/m3)
(4) 1 month averages to be less than 1.0 ppb (0.8 μg/m3)
6 CRR-NY 257-4.2
Current through February 15, 2022
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IMPORTANT NOTE REGARDING CONTENT CURRENCY: The "Current through" date indicated immediately above is the date of the most recently produced official NYCRR supplement covering this rule section. For later updates to this section, if any, please: consult editions of the NYS Register published after this date; or contact the NYS Department of State Division of Administrative Rules at [email protected]. See Help for additional information on the currency of this unofficial version of NYS Rules.