2933.19.30/1-Phenyl-5-methyl-3-pyrazolone/Japan

1-Phenyl-5-methyl-3-pyrazolone from Japan

Pyrazolone coupler intermediate for cyan dye formation in color reversal films. Aromatic pyrazole structure under HTS 2933.19.30 as photographic chemical. Critical for E-6 process transparency films.

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

• Process-specific documentation (E-6 compatibility) strengthens photographic claim

• Purity >99.5% required; HPLC certificates prevent purity-based challenges

• Ship in amber glass to prevent photo-degradation, maintaining chemical integrity