Subpart P—Primary and Secondary Germanium and Gallium Subcategory
- §421.180 Applicability: Description of the primary and secondary germanium and gallium subcategory.
- §421.181 Specialized definitions.
- §421.182 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
- §421.183 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
- §421.184 Standards of performance for new sources.
- §421.185 Pretreatment standards for existing sources.
- §421.186 Pretreatment standards for new sources.
- §421.187 [Reserved]