Fast Yellow Base GC from Japan
Fast Yellow Base GC, an aniline-based fast color base, diazotizes rapidly for coupling with naphthol AS to yield bright, fast yellow-orange shades on textiles. Its salt form ensures stability during transport and processing. HTS 2921.42.55.00 classification reflects its role as an aromatic monoamine derivative for colorfast azoic dyeing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit manufacturer's specifications confirming CAS number and purity >98% to distinguish from impure mixtures excluded by Chapter Note 2(a)
• Document end-use as dye intermediate only; retail dye preparations trigger Chapter 32 reclassification
• Check for anti-dusting agents; allowable per Note 2(g) if solely for safety/identification without specific use adaptation