Carbodiimide Stabilized MDI
This MDI variant includes carbodiimide stabilizer for extended shelf life, remaining a chemically defined isocyanate. It qualifies for HTS 2929.10.55.00 under U.S. note 3 as a listed product with necessary preservative.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | +35.0% | 41.5% |
| 🇲🇽Mexico | 6.5% | +10.0% | 16.5% |
| 🇨🇦Canada | 6.5% | +10.0% | 16.5% |
| 🇩🇪Germany | 6.5% | +10.0% | 16.5% |
| 🇯🇵Japan | 6.5% | +10.0% | 16.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
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Import Tips & Compliance
• Document stabilizer as necessary per chapter note 6(f); label toxicity clearly
• Avoid reclassifying as mixture if stabilizer is minor
Related Products under HTS 2929.10.55.00
Methylene Diphenyl Diisocyanate (MDI)
MDI is a chemically defined aromatic diisocyanate used primarily in polyurethane production for foams and coatings. It falls under HTS 2929.10.55.00 as an isocyanate specifically listed in additional U.S. note 3 to section VI, distinguishing it from other isocyanates.
Polymeric Methylene Diphenyl Diisocyanate (PMDI)
PMDI is a mixture of MDI oligomers, a chemically defined isocyanate for rigid polyurethane foams in insulation. Classified under HTS 2929.10.55.00 per additional U.S. note 3 to section VI for specific isocyanates.
Prepolymeric MDI Isocyanate
Prepolymeric MDI is a low-viscosity isocyanate prepolymer for flexible foam production, chemically defined under chapter scope. HTS 2929.10.55.00 applies due to its inclusion in additional U.S. note 3.
Modified Diphenylmethane Diisocyanate (Modified MDI)
Modified MDI features altered functionality for coatings and adhesives, still a core isocyanate per chapter notes. It is classified in HTS 2929.10.55.00 as a product described in U.S. note 3 to section VI.
Crude MDI
Crude MDI contains oligomeric impurities but remains a chemically defined diisocyanate for industrial use. Falls under HTS 2929.10.55.00 per additional U.S. note 3, allowing impurities as per chapter note 1(a).
Toluene Diisocyanate (TDI) 80/20
TDI 80/20 is an 80% 2,4-TDI and 20% 2,6-TDI isomer mix, a chemically defined isocyanate for flexible foams. HTS 2929.10.55.00 covers it as listed in U.S. note 3 to section VI.