Toluene-3,4-dithiol Basic Dye from Japan
Toluene-3,4-dithiol based basic dyes serve analytical chemistry and specialty coloring. Covered by HTS 3204.13.60.00 as synthetic organic basic dye per U.S. note 3.
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
• Analytical reagents need ACS grade certification and lot analysis
• Confirm chemical definition matches note 3 exclusion criteria
• Specialty dyes often low volume; accurate commercial invoices critical