2914.50.30.00/4-Hydroxy-4-methyl-2-pentanone/Japan

4-Hydroxy-4-methyl-2-pentanone from Japan

This tertiary hydroxy aromatic ketone substitute is actually 4-hydroxy-4-methylpentan-2-one, but classified here when aromatic-modified. HTS 2914.50.30.00 covers such ketone-oxygen function aromatics used in polymer synthesis. Commonly employed as a photoinitiator precursor.

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%

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Import Tips

• Confirm no peroxide formation via peroxide test strips before shipping

• Use HDPE containers with PTFE liners for ketone compatibility

• Declare flash point (62°C) on MSDS for DOT classification