Vinyltriphenylsilane from Germany
An organosilicon compound with three phenyl groups and vinyl functionality bound to silicon, used in polymer chemistry. Falls under HTS 2931.90.30.00 as an aromatic organo-inorganic compound described in U.S. note 3 to section VI. Silicon-carbon bonds with aromatic substituents qualify it for chapter 29 classification.
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
• Provide elemental analysis confirming >50% aromatic content and Si-C bonding
• Include REACH/SDS documentation for silicone intermediates; note flammability hazards
• Avoid Chapter 39 classification by emphasizing monomeric chemical identity over polymer use