Cyanate Ester Resin Flakes from Germany
Thermosetting cyanate ester resin flakes for radar-transparent composites. HTS 3911.90.91.50 covers this primary form thermoset NES in Chapter 39.
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
• DSC analysis mandatory to demonstrate >200°C curing without melting
• Avoid 'adhesive' labeling; shifts to 3506 if prepared for bonding applications
• Declare low moisture content (<0.1%) to preserve thermoset reactivity