Azobenzene-4-sulfonic Acid from Germany
Water-soluble azo compound used in direct dyes and analytical chemistry. HTS 2927.00.50.00 despite sulfonation, as azo function occurs later in chapter order. Provided as sodium salt.
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
• Sulfonated but azo takes precedence per chapter notes; moisture-proof packaging; pH adjustment instructions needed