Chapter NR 252 - Leather tanning and finishing

  1. § NR 252.01 - Purpose
  2. § NR 252.015 - Applicability
  3. § NR 252.02 - General definitions
  4. § NR 252.03 - Sulfide analytical method
  5. § NR 252.035 - Potassium ferricyanide titration method
  6. § NR 252.036 - Modified Monier-Williams method
  7. § NR 252.0365 - Method detection limit method
  8. § NR 252.04 - Applicability of sulfide pretreatment standards
  9. § NR 252.05 - Compliance date for pretreatment standards for existing sources (PSES)
  10. § NR 252.06 - Monitoring requirements
  11. § NR 252.10 - Applicability; description of the hair pulp, chrome tan, retan-wet finishing subcategory
  12. § NR 252.11 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  13. § NR 252.12 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  14. § NR 252.13 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  15. § NR 252.14 - New source performance standards (NSPS)
  16. § NR 252.15 - Pretreatment standards for existing sources (PSES)
  17. § NR 252.16 - Pretreatment standards for new sources (PSNS)
  18. § NR 252.20 - Applicability; description of the hair save, chrome tan, retan-wet finish subcategory
  19. § NR 252.21 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  20. § NR 252.22 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  21. § NR 252.23 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  22. § NR 252.24 - New source performance standards (NSPS)
  23. § NR 252.25 - Pretreatment standards for existing sources (PSES)
  24. § NR 252.26 - Pretreatment standards for new sources (PSNS)
  25. § NR 252.30 - Applicability; description of the hair save or pulp, nonchrome tan, retan-wet finish subcategory
  26. § NR 252.31 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  27. § NR 252.32 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  28. § NR 252.33 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  29. § NR 252.34 - New source performance standards (NSPS)
  30. § NR 252.35 - Pretreatment standards for existing sources (PSES)
  31. § NR 252.36 - Pretreatment standards for new sources (PSNS)
  32. § NR 252.40 - Applicability; description of the retan-wet finish-sides subcategory
  33. § NR 252.41 - Effluent limitations representing the degree of effluent reduction attainable by the control technology currently available (BPT)
  34. § NR 252.42 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  35. § NR 252.43 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  36. § NR 252.44 - New source performance standards (NSPS)
  37. § NR 252.45 - Pretreatment standards for existing sources (PSES)
  38. § NR 252.46 - Pretreatment standards for new sources (PSNS)
  39. § NR 252.50 - Applicability; description of the no beamhouse subcategory
  40. § NR 252.51 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  41. § NR 252.52 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  42. § NR 252.53 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  43. § NR 252.54 - New source performance standards (NSPS)
  44. § NR 252.55 - Pretreatment standards for existing sources (PSES)
  45. § NR 252.56 - Pretreatment standards for new sources (PSNS)
  46. § NR 252.60 - Applicability; description of the through-the-blue subcategory
  47. § NR 252.61 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  48. § NR 252.62 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  49. § NR 252.63 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  50. § NR 252.64 - New source performance standards (NSPS)
  51. § NR 252.65 - Pretreatment standards for existing sources (PSES)
  52. § NR 252.66 - Pretreatment standards for new sources (PSNS)
  53. § NR 252.70 - Applicability; description of the shearing subcategory
  54. § NR 252.71 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  55. § NR 252.72 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  56. § NR 252.73 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  57. § NR 252.74 - New source performance standards (NSPS)
  58. § NR 252.75 - Pretreatment standards for existing sources (PSES)
  59. § NR 252.76 - Pretreatment standards for new sources (PSNS)
  60. § NR 252.80 - Applicability; description of the pigskin subcategory
  61. § NR 252.81 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  62. § NR 252.82 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  63. § NR 252.83 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  64. § NR 252.84 - New source performance standards (NSPS)
  65. § NR 252.85 - Pretreatment standards for existing sources (PSES)
  66. § NR 252.86 - Pretreatment standards for new sources (PSNS)
  67. § NR 252.90 - Applicability; description of the retan-wet finish-splits subcategory
  68. § NR 252.91 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT)
  69. § NR 252.92 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT)
  70. § NR 252.93 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT)
  71. § NR 252.94 - New source performance standards (NSPS)
  72. § NR 252.95 - Pretreatment standards for existing sources (PSES)
  73. § NR 252.96 - Pretreatment standards for new sources (PSNS)
  74. § NR 252.99 - Cross-references

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