[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR439.46] [Page 410] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 439--PHARMACEUTICAL MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart D--Mixing/Compounding and Formulation Sec. 439.46 Pretreatment standards for existing sources (PSES). Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart must achieve the following standards by September 21, 2001: Pretreatment Standards (PSES) ------------------------------------------------------------------------ Maximum Regulated parameter Maximum monthly daily\1\ average\1\ ------------------------------------------------------------------------ Acetone.......................................... 20.7 8.2 n-Amyl acetate................................... 20.7 8.2 Ethyl acetate.................................... 20.7 8.2 Isopropyl acetate................................ 20.7 8.2 Methylene chloride............................... 3.0 0.7 ------------------------------------------------------------------------ \1\ mg/L (ppm). [68 FR 12274, Mar. 13, 2003]