Except as provided in 40 CFR 403.7, any new source subject to this subpart must achieve the following pretreatment standards: ------------------------------------------------------------------------
Pretreatment standards
\1\
-------------------------
Average
Regulated parameter Maximum monthly
daily discharge
discharge must not
exceed------------------------------------------------------------------------1 Acetone..................................... 20.7 8.22 n-Amyl acetate.............................. 20.7 8.23 Ethyl acetate............................... 20.7 8.24 Isopropyl acetate........................... 20.7 8.25 Methylene chloride.......................... 3.0 0.7------------------------------------------------------------------------\1\ Mg/L (ppm). [63 FR 50436, Sept. 21, 1998; 64 FR 48104, Sept. 2, 1999]