| 40:32.0.1.1.1.0.1 | SUBJGRP 1
| General Provisions | |
| 40:32.0.1.1.1.0.1.1 | SECTION 425.01
| 425.01 Applicability. | |
| 40:32.0.1.1.1.0.1.2 | SECTION 425.02
| 425.02 General definitions. | |
| 40:32.0.1.1.1.0.1.3 | SECTION 425.03
| 425.03 Sulfide analytical methods and applicability. | |
| 40:32.0.1.1.1.0.1.4 | SECTION 425.04
| 425.04 Applicability of sulfide pretreatment standards. | |
| 40:32.0.1.1.1.0.1.5 | SECTION 425.05
| 425.05 Compliance dates. | |
| 40:32.0.1.1.1.0.1.6 | SECTION 425.06
| 425.06 Monitoring requirements. | |
| 40:32.0.1.1.1.1 | SUBPART A
| Subpart A - Hair Pulp, Chrome Tan, Retan-Wet Finish Subcategory | |
| 40:32.0.1.1.1.1.2.1 | SECTION 425.10
| 425.10 Applicability; description of the hair pulp, chrome tan, retan-wet finishing subcategory. | |
| 40:32.0.1.1.1.1.2.2 | SECTION 425.11
| 425.11 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.1.2.3 | SECTION 425.12
| 425.12 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.1.2.4 | SECTION 425.13
| 425.13 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.1.2.5 | SECTION 425.14
| 425.14 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.1.2.6 | SECTION 425.15
| 425.15 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.1.2.7 | SECTION 425.16
| 425.16 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.2 | SUBPART B
| Subpart B - Hair Save, Chrome Tan, Retan-Wet Finish Subcategory | |
| 40:32.0.1.1.1.2.2.1 | SECTION 425.20
| 425.20 Applicability; description of the hair save, chrome tan, retan-wet finish subcategory. | |
| 40:32.0.1.1.1.2.2.2 | SECTION 425.21
| 425.21 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.2.2.3 | SECTION 425.22
| 425.22 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.2.2.4 | SECTION 425.23
| 425.23 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.2.2.5 | SECTION 425.24
| 425.24 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.2.2.6 | SECTION 425.25
| 425.25 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.2.2.7 | SECTION 425.26
| 425.26 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.3 | SUBPART C
| Subpart C - Hair Save or Pulp, Non-Chrome Tan, Retan-Wet Finish Subcategory | |
| 40:32.0.1.1.1.3.2.1 | SECTION 425.30
| 425.30 Applicability; description of the hair save or pulp, non-chrome tan, retan-wet finish subcategory. | |
| 40:32.0.1.1.1.3.2.2 | SECTION 425.31
| 425.31 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.3.2.3 | SECTION 425.32
| 425.32 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.3.2.4 | SECTION 425.33
| 425.33 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.3.2.5 | SECTION 425.34
| 425.34 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.3.2.6 | SECTION 425.35
| 425.35 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.3.2.7 | SECTION 425.36
| 425.36 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.4 | SUBPART D
| Subpart D - Retan-Wet Finish-Sides Subcategory | |
| 40:32.0.1.1.1.4.2.1 | SECTION 425.40
| 425.40 Applicability; description of the retan-wet finish-sides subcategory. | |
| 40:32.0.1.1.1.4.2.2 | SECTION 425.41
| 425.41 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.4.2.3 | SECTION 425.42
| 425.42 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.4.2.4 | SECTION 425.43
| 425.43 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.4.2.5 | SECTION 425.44
| 425.44 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.4.2.6 | SECTION 425.45
| 425.45 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.4.2.7 | SECTION 425.46
| 425.46 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.5 | SUBPART E
| Subpart E - No Beamhouse Subcategory | |
| 40:32.0.1.1.1.5.2.1 | SECTION 425.50
| 425.50 Applicability; description of the no beamhouse subcategory. | |
| 40:32.0.1.1.1.5.2.2 | SECTION 425.51
| 425.51 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.5.2.3 | SECTION 425.52
| 425.52 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.5.2.4 | SECTION 425.53
| 425.53 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.5.2.5 | SECTION 425.54
| 425.54 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.5.2.6 | SECTION 425.55
| 425.55 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.5.2.7 | SECTION 425.56
| 425.56 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.6 | SUBPART F
| Subpart F - Through-the-Blue Subcategory | |
| 40:32.0.1.1.1.6.2.1 | SECTION 425.60
| 425.60 Applicability; description of the through-the-blue subcategory. | |
| 40:32.0.1.1.1.6.2.2 | SECTION 425.61
| 425.61 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.6.2.3 | SECTION 425.62
| 425.62 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.6.2.4 | SECTION 425.63
| 425.63 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.6.2.5 | SECTION 425.64
| 425.64 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.6.2.6 | SECTION 425.65
| 425.65 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.6.2.7 | SECTION 425.66
| 425.66 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.7 | SUBPART G
| Subpart G - Shearling Subcategory | |
| 40:32.0.1.1.1.7.2.1 | SECTION 425.70
| 425.70 Applicability; description of the shearling subcategory. | |
| 40:32.0.1.1.1.7.2.2 | SECTION 425.71
| 425.71 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.7.2.3 | SECTION 425.72
| 425.72 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.7.2.4 | SECTION 425.73
| 425.73 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.7.2.5 | SECTION 425.74
| 425.74 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.7.2.6 | SECTION 425.75
| 425.75 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.7.2.7 | SECTION 425.76
| 425.76 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.8 | SUBPART H
| Subpart H - Pigskin Subcategory | |
| 40:32.0.1.1.1.8.2.1 | SECTION 425.80
| 425.80 Applicability; description of the pigskin subcategory. | |
| 40:32.0.1.1.1.8.2.2 | SECTION 425.81
| 425.81 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.8.2.3 | SECTION 425.82
| 425.82 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.8.2.4 | SECTION 425.83
| 425.83 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.8.2.5 | SECTION 425.84
| 425.84 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.8.2.6 | SECTION 425.85
| 425.85 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.8.2.7 | SECTION 425.86
| 425.86 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.9 | SUBPART I
| Subpart I - Retan-Wet Finish-Splits Subcategory | |
| 40:32.0.1.1.1.9.2.1 | SECTION 425.90
| 425.90 Applicability; description of the retan-wet finish-splits subcategory. | |
| 40:32.0.1.1.1.9.2.2 | SECTION 425.91
| 425.91 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT). | |
| 40:32.0.1.1.1.9.2.3 | SECTION 425.92
| 425.92 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT). | |
| 40:32.0.1.1.1.9.2.4 | SECTION 425.93
| 425.93 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT). | |
| 40:32.0.1.1.1.9.2.5 | SECTION 425.94
| 425.94 New source performance standards (NSPS). | |
| 40:32.0.1.1.1.9.2.6 | SECTION 425.95
| 425.95 Pretreatment standards for existing sources (PSES). | |
| 40:32.0.1.1.1.9.2.7 | SECTION 425.96
| 425.96 Pretreatment standards for new sources (PSNS). | |
| 40:32.0.1.1.1.9.2.8.1 | APPENDIX Appendix A
| Appendix A to Part 425 - Potassium Ferricyanide Titration Method | |
| 40:32.0.1.1.1.9.2.8.2 | APPENDIX Appendix B
| Appendix B to Part 425 - Modified Monier-Williams Method | |
| 40:32.0.1.1.1.9.2.8.3 | APPENDIX Appendix C
| Appendix C to Part 425 - Definition and Procedure for the Determination of the Method Detection Limit 1 | |