Naphthol AS-D Dye Intermediate from Germany
Naphthol AS-D (C.I. Azoic Coupling Component 3) is an aromatic cyclic amide derivative used as a coupling component in the synthesis of azo dyes for textile coloration. It falls under HTS 2924.29.36.00 as a naphthol AS derivative with carboxyamide-function, classified among aromatic cyclic amides other than the base naphthol AS. This chemically defined organic compound is essential for producing vibrant, fast dyes on cotton and other fibers.
Duty Rate — Germany → United States
Rate breakdown
Import Tips
• Verify purity certificates and chemical analysis to confirm classification as a naphthol AS derivative under Chapter 29 note (a)
• Provide Safety Data Sheets (SDS) and ensure packaging meets UN standards for hazardous organic chemicals during transport
• Avoid misclassification as finished dyes (Chapter 32); include lab test results showing it's a dye intermediate