</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2813.90.20.00/Synthetic Phosphorus Trisulfide Crystals/Mexico

Synthetic Phosphorus Trisulfide Crystals from Mexico

Laboratory-synthesized P4S3 crystals for research in inorganic chemistry. Still classified under HTS 2813.90.20.00 as chemically defined nonmetal sulfide.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Calculate with your customs valueVerify classification with AI

Import Tips

• Include synthesis method documentation; small quantities may qualify for lab exemptions

Synthetic Phosphorus Trisulfide Crystals from Mexico — Import Duty Rate | HTS 2813.90.20.00