Fluorenone from Canada
Fluorenone is a tricyclic aromatic ketone used in dyes and pharmaceuticals, with carbonyl in fused ring system. Fits HTS 2914.39.90.00 as 'other' aromatic ketone without other oxygen functions, qualifying as chemically defined organic compound.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide molecular structure diagram confirming no heteroatoms beyond C/H/O
• Sublimation purification common; declare residual solvents <0.1%
• Bioaccumulation data required for TSCA; pitfall is missing PBT assessment