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Electronic Code of Federal Regulations

e-CFR data is current as of December 11, 2019

Title 40Chapter ISubchapter NPart 415Subpart F → §415.65


Title 40: Protection of Environment
PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY
Subpart F—Chlor-alkali Subcategory (Chlorine and Sodium or Potassium Hydroxide Production)


§415.65   New source performance standards (NSPS).

(a) Any new source subject to this subpart and using the mercury cell process must achieve the following new source performance standards (NSPS):

Subpart F—Chlor-Alkali-Mercury Cells

Pollutant or pollutant propertyNSPS limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Kq/kkg (or pounds per 1,000 lb) of product
TSS0.640.32
Mercury (T)0.000230.00010
Total Residual Chlorine0.00320.0019
pH(1)(1)

1Within the range 6.0 to 9.0.

(b) Any new source subject to this subpart and using the diaphragm cell process must achieve the following new source performance standards (NSPS):

Subpart F—Chlor-Alkali-Diaphragm Cells

Pollutant or pollutant propertyNSPS limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Kq/kkg (or pounds per 1,000 lb) of product
TSS1.10.51
Lead (T)0.00470.0019
Total Residual Chlorine0.0130.0079
pH(1)(1)

1Within the range 6.0 to 9.0.

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