Martius Yellow Base (1-(2,4-Dinitrophenylazo)-2-Naphthol) from Germany
While technically an azo compound, pure Martius Yellow base retains naphthol classification under HTS 2907.15.60.00 when imported as chemical intermediate. Used in biological staining and pigment production.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Spectral analysis to prove naphthol structure dominates over azo function for Chapter 29
• Industrial end-use declaration prevents retail dye repacking issues (3212)
• Monitor for re-export as finished pigment triggering different duty