</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
2935.90.20.00/C.I. Fast Scarlet Base R/China

C.I. Fast Scarlet Base R from China

C.I. Fast Scarlet Base R, a p-aminoacetanilide sulfonamide derivative, serves as fast color base for brilliant scarlet dyeings on cotton via naphthol coupling. Offers excellent light and chlorine fastness in ice colors. Specifically covered under HTS 2935.90.20.00 for sulfonamide fast color bases.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Calculate with your customs valueVerify classification with AI

Import Tips

• Ensure COA confirms >98% purity to qualify as chemically defined compound per Chapter 29 note (a); use nitrogen-tight packaging; properly label as acute irritant