SUBPART J—Primary Tungsten Subcategory (§421.100 to §421.107)
- 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.