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1-Naphthol-3,6-Disulfonic Acid (H Acid precursor salt) from Japan

A disulfonic acid salt of 1-naphthol, captured in HTS 2907.15.60.00 'other' category for naphthols and salts. Intermediate for H-acid used in reactive 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

Chemical assay reports must show naphthol as principal characteristic group

Declare CAS 104-64-3 accurately to prevent isomer confusion

Avoid adding identification agents beyond chapter note (g) limits