Nitrofluorenone from Japan
Nitrofluorenone substitutes nitro group on the fluorenone ketone scaffold, qualifying as nitrated aromatic ketone under 2914.79.40.00. Used in OLED materials and dyes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Specify 2-nitro vs. 4-nitro isomer; melting points distinguish
• Sublimation purity >99% typically required for electronic grade
• Static dissipative packaging for semiconductor intermediates