40 CFR 421.150 - Applicability: Description of the primary beryllium subcategory.
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The provisions of this subpart are applicable to discharges resulting from the production of beryllium by primary beryllium facilities processing beryllium ore concentrates or beryllium hydroxide raw materials.
Title 40 published on 2014-07-01.
No entries appear in the Federal Register after this date, for 40 CFR Part 421.