ARSD 74:36:08:48
ARSD 74:36:08:48. National emission standards for hazardous air pollutants from phosphoric acid manufacturing plants
Cite as S.D. Admin. R. 74:36:08:48
The national emission standards for hazardous air pollutants from phosphoric acid manufacturing plants are those in 40 C.F.R. Part 63, Subpart AA (July 1, 2024).