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9999E High Purity Electronic Grade Copper Wire Bar from Canada

Ultra-pure 99.99E refined copper wire bar for semiconductor bonding wire production. Under HTS 7403.12.00.00 as unwrought refined copper in wire bar configuration, distinct from alloys.

Duty Rate — Canada → United States

1%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))

Import Tips

Require supplier affidavits on oxygen/impurity levels (<10 ppm) for refined copper validation

Opt for insured shipping due to high value and sensitivity to contamination during transit

Monitor anti-dumping duties from specific origins like certain Asian producers

9999E High Purity Electronic Grade Copper Wire Bar from Canada — Import Duty Rate | HTS 7403.12.00.00