Extracted C4 Butadiene Fraction from Germany
Buta-1,3-diene recovered via extractive distillation from C4 steam cracker raffinate, purified to chemical compound standards under HTS 2901.24.10.00. Primary use in nitrile rubber production.
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
• Distillation process documentation essential to prove separation from butene/butane mixtures
• NACE inhibitor certificates required if stored >30 days to prevent auto-polymerization
• Bulk imports >500 MT may qualify for duty drawback if re-exported as polymers