Subpart Z - SECONDARY TANTALUM SUBCATEGORY
- Section 421.280 - Applicability: Description of the secondary tantalum subcategory
- Section 421.281 - Specialized definitions
- Section 421.282 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available
- Section 421.283 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable
- Section 421.284 - Standards of performance for new sources
- Section 421.285 - Reserved
- Section 421.286 - Pretreatment standards for new sources
- Section 421.287 - Reserved