C12000 Domical Phosphorus Copper Slabs from Canada
Refined copper slabs with 0.004-0.12% phosphorus, 'domical' grade for specific welding uses. HTS 7403.19.00.00 as other unwrought refined copper with deoxidant addition.
Duty Rate — Canada → United States
1%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Specify 'domical' grade in commercial invoices for proper identification
• Phosphorus analysis reports mandatory for trace element verification
• Slab stacking prevents deformation that could imply working