GroundRules
40 CFR 422.40: Applicability; description of the defluorinated phosphate rock subcategory.
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS
- PART 422—PHOSPHATE MANUFACTURING POINT SOURCE CATEGORY
- Subpart D—Defluorinated Phosphate Rock Subcategory
The provisions of this subpart are applicable to discharges resulting from the defluorination of phosphate rock by application of high temperature treatment along with wet process phosphoric acid, silica and other reagents.
Collected 2026-08-27T02:26:04Z. Source file · JSON