40 CFR 430.50 - Applicability; description of the papergrade sulfite subcategory.
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The provisions of this subpart apply to discharges resulting from the: Integrated production of pulp and paper at papergrade sulfite mills, where blow pit pulp washing techniques are used; and the integrated production of pulp and paper at papergrade sulfite mills where vacuum or pressure drums are used to wash pulp.
Title 40 published on 2013-07-01
no entries appear in the Federal Register after this date.