2921.59.80/o-Tolidine (3,3'-Dimethylbenzidine)/Japan

o-Tolidine (3,3'-Dimethylbenzidine) from Japan

o-Tolidine, or 3,3'-dimethylbenzidine, is an aromatic polyamine derivative used in dye manufacturing and as a chemical intermediate. It qualifies for HTS 2921.59.80 as an 'other' aromatic polyamine not specified in earlier subheadings, consistent with Chapter 29's rule for classification in the last applicable numerical heading.

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

• Provide CAS number (119-93-7) and spectral analysis to confirm identity and purity >98% for Chapter 29 eligibility

• Declare as a P-listed RCRA hazardous waste if residues generated; include waste management certifications