Enargite Copper-Arsenic Ore from Japan
Enargite (Cu3AsS4) is an arsenic-bearing copper sulfide ore producing concentrates treated via autoclaving or roasting for copper and byproduct arsenic recovery. HTS 2603.00.00 despite arsenic content as primary copper ore.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Strict arsenic content declaration required for hazardous material shipping
• Provide autoclave processing specifications for end-use verification
• Monitor IMPHAL regulations for toxic mineral imports