CAS 117-94-2 1-Amino-8-Naphthol-4,6-Disulfonic Acid Monosodium Salt from Japan
CAS 117-94-2 identifies this pure monosodium salt of 1-amino-8-hydroxy-4,6-naphthalenedisulfonic acid, an oxygen-function amino-compound. Classified under HTS 2922.21.2500 due to its specific structure as an aminohydroxynaphthalenesulfonic acid salt. Used in manufacturing reactive dyes and pigments.
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
• Include CAS number and structural formula in commercial invoice to match HTS specificity; comply with TSCA pre-notice if new to US inventory
• Watch for stabilizer additions that could reclassify under note (f)