Sirius Light Fast Dyes from Canada
Sirius Light Fast series represents advanced direct dyes with metal complex structure for superior fastness. Classified HTS 3204.14.50.00 as other direct dyes meeting note 3 criteria. Used where durability exceeds standard direct dyes.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document metal content (Cr, Co) and complex formation via coordination analysis
• Distinguish from metallized acid dyes via cellulose substantivity tests
• Provide fastness ratings (ISO Blue Wool Scale 6-7) supporting premium classification