Cyclic Trimethylenetricarboxylic Triamide Tin Complex from Germany
Specialty organo-tin complex for polymer catalysis with tin directly linked to carbon atoms. HTS 2931.90.90.29 applies as other organo-tin not specifically provided for.
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
• Include peer-reviewed structural analysis confirming Sn-C coordination bonds
• Declare as UN 2788 if >25% tin content; check PG III packaging requirements
• Complexes may face coordination compound note (C)(3); tin fragment determines 2931