40 CFR Subpart I
Oleum Sulfonation and Sulfation Subcategory
June 9, 2020
§
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