Subpart K—Primary Columbium-Tantalum Subcategory

Sections

• 421.110
  § 421.110 Applicability: Description of the primary columbium-tantalum subcategory.
• 421.111
  § 421.111 Specialized definitions.
• 421.112
  § 421.112 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
• 421.113
  § 421.113 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
• 421.114
  § 421.114 Standards of performance for new sources.
• 421.115
  § 421.115 Pretreatment standards for existing sources.
• 421.116
  § 421.116 Pretreatment standards for new sources.
• 421.117
  § 421.117 [Reserved]