Subpart AB. Subpart AB—Primary and Secondary Titanium Subcategory

• § 421.300 - Applicability: Description of the primary and secondary titanium subcategory.
• § 421.301 - Specialized definitions.
• § 421.302 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
• § 421.303 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
• § 421.304 - Standards of performance for new sources.
• § 421.305 - Pretreatment standards for existing sources.
• § 421.306 - Pretreatment standards for new sources.
• § 421.307 - [Reserved]