Triethylaluminum Cocatalyst from Germany
Triethylaluminum is a pyrophoric organoaluminum compound used as Ziegler-Natta cocatalyst in polyolefin production. 2931.90.90.52 classification for Al-C organo-inorganic compounds.
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
• UN 3399 organometallic pyrophoric; only Type 4H1 bottles approved
• Spontaneously ignites in air; require dry-box repackaging capability
• Alkylaluminums monitored for export controls