1-(Phenylamino)naphthalin-8-sulfonic Acid from Japan
This N-phenyl substituted peri acid derivative serves in acid dye manufacture. Falls under HTS 2921.45.90 as 'other' 1-Naphthylamine derivative per amine-function classification rules. Dual functionality but retains Chapter 29 status.
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
• Complex name requires IUPAC documentation; provide structural formula
• Molecular weight 319.37g/mol aids verification; include assay results
• Special handling for potential skin sensitizer per SDS