Phosphorus Sesquisulfide Flakes from Canada
Phosphorus sesquisulfide flakes, synonymous with P4S3, are supplied in flake form for match manufacturing and pyrotechnics. This product is specifically 'of phosphorus' under HTS 2813.90.20.00, distinguishing it from carbon disulfide (2813.10) as a nonmetal sulfide.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include flammability test certificates; segregate from oxidizers in shipping
• Avoid pitfall of bulk packaging confusion with retail match components