Technical Grade 4-Aminoazobenzene-2,4-disulfonate Sodium from Germany
Technical grade (>92% purity) monosodium salt of the named disulfonic acid azo-compound, containing minor stabilizers per Chapter 29 note (f). Remains under HTS 2927.00.03.00 as the principal chemically defined organic compound with impurities not altering classification. Standard for batch dye synthesis.
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
• Disclose stabilizer composition (anticaking agents allowed); excess additives risk 3824 reclassification
• Use NA 1759 UN number for transport if dust hazard; align shipping papers with chemical identity