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Electronic Code of Federal Regulations

e-CFR data is current as of December 3, 2019

Title 40Chapter ISubchapter NPart 469Subpart B → §469.24


Title 40: Protection of Environment
PART 469—ELECTRICAL AND ELECTRONIC COMPONENTS POINT SOURCE CATEGORY
Subpart B—Electronic Crystals Subcategory


§469.24   Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

Except as provided in 40 CFR 125.30 through 32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart B—Electronic Crystals BPT Effluent Limitations

Pollutant or pollutant propertyMaximum for any 1 dayAverage of daily values for 30 consecutive days
   Milligrams per liter (mg/l)
TTO11.37(3)
Arsenic (T)22.090.83
Fluoride (T)32.017.4
TSS61.023.0
pH(4)(4)

1Total toxic organics.

2The arsenic (T) limitation only applies to manufacturers of gallium or indium arsenide crystals.

3Not applicable.

4Within the range of 6.0 to 9.0.

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