Spent Antimony Catalyst Scrap from China
Waste antimony oxide or antimony trisulfide catalysts from petrochemical processes, deactivated after use. Falls under HTS 8110.20.00.00 as antimony waste and scrap, typically containing 40-60% antimony for recovery via roasting and reduction.
Duty Rate — China → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Classify based on original form; spent catalysts may qualify under 3815 if still functional for chemical reaction
• Provide spent catalyst deactivation certificates to avoid hazardous waste surcharges
• Monitor arsenic impurities common in catalyst scrap, requiring additional testing under TSCA