Collidine Mixture (2,4,6-Trimethylpyridine) from Germany
Collidine refers to trimethylpyridines like 2,4,6-trimethylpyridine, used in epoxy resin curing and as resolving agents. HTS 2933.39.10.00 covers collidines as specifically named pyridine derivatives with unfused rings. High boiling point (170°C) solvent applications.
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
• HPLC chromatogram required to confirm trimethylpyridine composition vs. diethylpyridines
• UN 2610 Corrosive classification if >90% concentration; neutralization agents prohibited
• Avoid bulk imports without stabilizer declaration per Chapter 29 note (f)