Subpart AC—Secondary Tungsten and Cobalt Subcategory
- §421.310 Applicability: Description of the secondary tungsten and cobalt subcategory.
- §421.311 Specialized definitions.
- §421.312 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- §421.313 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
- §421.314 Standards of performance for new sources.
- §421.315 Pretreatment standards for existing sources.
- §421.316 Pretreatment standards for new sources.
- §421.317 [Reserved]