40 CFR Subpart K - Subpart K—Primary Columbium-Tantalum Subcategory
- § 421.110 Applicability: Description of the primary columbium-tantalum subcategory.
- § 421.111 Specialized definitions.
- § 421.112 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- § 421.113 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
- § 421.114 Standards of performance for new sources.
- § 421.115 Pretreatment standards for existing sources.
- § 421.116 Pretreatment standards for new sources.
- § 421.117 [Reserved]