2927.00.25.00/2-Diazo-1-Naphthol-4-Sulfonic Acid/Japan

2-Diazo-1-Naphthol-4-Sulfonic Acid from Japan

A diazo coupling agent used in diazo-type copying papers and films, reacting to produce visible azo images upon light exposure. Classified under HTS 2927.00.25.00 due to its role in light-sensitive photographic reproduction processes.

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

• Include end-use statements from buyer specifying photographic paper manufacturing to justify tariff classification

• Ensure proper Hazard Class 6.1 labeling for toxic diazonium salts during ocean transport

• Test for stabilizer content; excess additives may reclassify as mixtures under heading 3824