Xylidene Diisocyanate (XDI) from China
Xylidene diisocyanate (XDI), or xylylene diisocyanate, is a meta-xylylene-based diisocyanate classified in HTS 2929.10.80.90 as other isocyanates. It produces polyureas and coatings with excellent adhesion properties.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Liquid UN 2207 Hazard Class 6.1; distillation specs required (bp 320°C/10mmHg)
• Titration for NCO equivalent weight (134 g/eq) confirms identity
• Don't confuse with m-xylylenediamine; isocyanate test differentiates