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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 40
Chapter I
Part 424
Subpart E - Subpart E—Other Calcium Carbide Furnaces Subcategory
§ 424.50 - Applicability; description of the other calcium carbide furnaces subcategory.
§ 424.51 - Specialized definitions.
§ 424.52 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
§ 424.53 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
§§ 424.54-424.56 - §[Reserved]
§ 424.57 - Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
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