§ 417.90 Applicability; description of the oleum sulfonation and sulfation subcategory
§ 417.91 Specialized definitions
§ 417.92 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available
§ 417.93 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable
§ 417.94 Pretreatment standards for existing sources
§ 417.95 Standards of performance for new sources
§ 417.96 Pretreatment standards for new sources