economically achievable.
Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable:
(a) Sodium Antimonate Autoclave Wastewater.
BAT Limitations for the Primary Antimony Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of antimony
contained in sodium
antimonate product
---------------Antimony.................................... 30.150 13.440Arsenic..................................... 21.720 9.687Mercury..................................... 2.344 0.937------------------------------------------------------------------------
(b) Fouled Anolyte.
BAT Limitations for the Primary Antimony Subcategory------------------------------------------------------------------------
Maximum for
Pollutant or pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg pounds per million
pounds of antimony metal
produced by electrowinning
---------------Antimony.................................... 30.150 13.440Arsenic..................................... 21.720 9.687Mercury..................................... 2.344 0.937------------------------------------------------------------------------
(c) Cathode Antimony Wash Water
BAT Limitations for the Primary Antimony Subcategory------------------------------------------------------------------------
Maximum for
Pollutant of pollutant property Maximum for monthly
any 1 day average------------------------------------------------------------------------
mg/kg (pounds per million
pounds) of antimony metal
produced by electrowinning
---------------Antimony.................................... 60.310 26.870Arsenic..................................... 43.430 19.370Mercury..................................... 4.687 1.875------------------------------------------------------------------------