Tributyl Phosphate (TBP) from Germany
Tributyl phosphate is an alkyl phosphate ester extracted for nuclear fuel processing, solvent extraction, and as a plasticizer. It qualifies for HTS 2919.90.50 as an 'other' phosphoric ester without specified modifications. The trialkyl structure fits the phosphoric esters heading per Chapter 29 scope.
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
• Nuclear-grade imports require additional NRC documentation; declare CAS 126-73-8 and >95% purity
• Hazardous material declaration mandatory (UN 3098); common error is classifying as antifoaming agent under 3402
• Verify no inorganic salts present, as per note 5(C)(1) salts follow organic compound heading