[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR437.13] [Page 369] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 437--THE CENTRALIZED WASTE TREATMENT POINT SOURCE CATEGORY--Table of Contents Subpart A--Metals Treatment and Recovery Sec. 437.13 Effluent limitations attainable by the application of the best available technology economically achievable (BAT). (a) Except as provided in 40 CFR 125.30 through 125.32 or 437.10(b), any existing point source subject to this subpart must achieve the following effluent limitations representing the application of BAT: Limitations for antimony, arsenic, cadmium, chromium, cobalt, copper, lead, mercury, nickel, selenium, silver, tin, titanium, vanadium, and zinc are the same as the corresponding limitation specified in Sec. 437.11(a). (b) In-plant standards for cyanide are the same as the limitations specified in Sec. 437.11(b).