[Code of Federal Regulations]

[Title 40, Volume 28]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR422.40]



[Page 637]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 422_PHOSPHATE MANUFACTURING POINT SOURCE CATEGORY--Table of Contents

 

           Subpart D_Defluorinated Phosphate Rock Subcategory

 

Sec.  422.40  Applicability; description of the defluorinated phosphate 

rock subcategory.



    Source: 41 FR 25975, June 23, 1976, unless otherwise noted.





    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.