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2603.00.00.30/High-Zinc Copper Sulfide Concentrate/Canada

High-Zinc Copper Sulfide Concentrate from Canada

Flotation concentrate from copper sulfide ores with elevated zinc sulfide (sphalerite) levels, common in porphyry copper deposits. HTS 2603.00.00.30 captures its zinc content under copper concentrates, with reporting based on undeducted assay quantities. Essential for pyrometallurgical recovery of base metals.

Duty Rate — Canada → United States

0%

Rate breakdown

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

• Declare exact zinc percentage via independent assay to prevent underreporting penalties

• Include processing history (e.g

• froth flotation details) in import docs for verification

• Monitor moisture content as it affects net weight and duty calculations for concentrates

High-Zinc Copper Sulfide Concentrate from Canada — Import Duty Rate | HTS 2603.00.00.30