Cyclic Tripropyl Phosphonite Oxide Catalyst Precursor

Specialty chemical grade 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane 2,4,6-trioxide serving as precursor for phosphinite-based catalysts in hydroformylation processes. Falls squarely under HTS 2931.46.00.00 as a non-halogenated organo-phosphorus derivative with defined trioxatriphosphinane structure. Typically packaged in 25kg fiber drums for chemical manufacturers.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3808.94.50Lower: 30% vs 38.7%

If when formulated as goods specified in Note 1 pesticide preparations

Pure chemical compounds remain in Chapter 29; pesticide formulations move to Chapter 38.

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Import Tips & Compliance

Include technical data sheet confirming CAS registry number and molecular structure matching the tariff description

Segregate from halogenated phosphorus compounds during storage/shipping to maintain non-halogenated status

File EPA import certification for new chemical substances if not on TSCA Inventory