Subpart A. Subpart A—Hair Pulp, Chrome Tan, Retan-Wet Finish Subcategory

• § 425.10 - Applicability; description of the hair pulp, chrome tan, retan-wet finishing subcategory.
• § 425.11 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
• § 425.12 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
• § 425.13 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
• § 425.14 - New source performance standards (NSPS).
• § 425.15 - Pretreatment standards for existing sources (PSES).
• § 425.16 - Pretreatment standards for new sources (PSNS).