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Industrial Phosphorus Sesquisulfide Granules from Mexico

Granular commercial P4S3 used in pyrotechnics and smoke composition manufacturing due to its controlled oxidation properties. Falls under HTS 2813.90.50.00 as 'other' sulfides of nonmetals—commercial phosphorus trisulfide. Particle size typically 1-3mm for safe handling.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Require ATF import license for pyrotechnic end-use; ensure granules pass tamped density testing; avoid plastic packaging that generates static