GroundRules
40 CFR 422.50: Applicability; description of the defluorinated phosphoric acid 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 E—Defluorinated Phosphoric Acid Subcategory
The provisions of this subpart are applicable to discharges resulting from the defluorination of phosphoric acid. Wet process phosphoric acid is dehydrated by application of heat and other processing acids such as vacuum and air stripping. The acid is concentrated up to 70-73% P2 O5 in the defluorination process.
Collected 2026-08-27T02:26:04Z. Source file · JSON