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§ 421.100 |
Applicability: Description of the primary tungsten subcategory |
§ 421.101 |
Specialized definitions |
§ 421.102 |
Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available |
§ 421.103 |
Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable |
§ 421.104 |
Standards of performance for new sources |
§ 421.105 |
Pretreatment standards for existing sources |
§ 421.106 |
Pretreatment standards for new sources |