Vanadium Phosphorus Oxide (VPO) Catalyst from Japan
Industrial catalyst blend of vanadium pentoxide, phosphorus pentoxide, and molybdenum oxide for maleic anhydride production. Falls under HTS 3824.99.36.00 as a vanadium-based inorganic mixture NESOI for chemical synthesis. Critical for selective oxidation in petrochemical processes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include detailed reaction specification and safety data; TSCA notification required for new chemical substances
• Test for phosphorus content to avoid Chapter 28 misclassification
• Ensure proper DOT classification as oxidizer