Tobias Acid Sodium Salt (2-Naphthylamine-6-Sulfonic Acid precursor) from Japan
Sodium salt of naphthol sulfonic acid used in dye chemistry, classified under HTS 2907.15.60.00 'other naphthols.' Key for naphthol AS dye series.
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
• Ensure no amino substitution that would move to 2922 per chapter notes
• Bulk chemical labeling required; retail packing changes classification
• Verify against chapter exclusions for immunological products (3002)