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2929.10.80.90/Isophorone Diisocyanate (IPDI)/China

Isophorone Diisocyanate (IPDI) from China

Isophorone diisocyanate (IPDI) is a cycloaliphatic diisocyanate with two -NCO groups, falling under HTS 2929.10.80.90 as an 'other' isocyanate compound with nitrogen function per Chapter 29 notes. It is valued for light-stable polyurethane coatings and elastomers.

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
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Import Tips

• Classify under UN 2299 Hazard Class 6.1; require proper respiratory protection certification for handling

• Ensure COA specifies IPDI content >98% to distinguish from IPDA amine derivatives

Isophorone Diisocyanate (IPDI) from China — Import Duty Rate | HTS 2929.10.80.90