Wis. Admin. Code Department of Natural Resources § NR 274.33 - Applicability; description of the primary zirconium and hafnium subcategory
Current through March 28, 2022
This subchapter applies to the discharge of pollutants to waters of the state and the introduction of pollutants into POTWs from the production of zirconium or hafnium at primary zirconium and hafnium facilities except for facilities which only produce zirconium or zirconium/nickel alloys by magnesium reduction of zirconium dioxide.
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