Dye Fixing Agent for Synthetic Fibers
Cationic polymer-based preparation that binds reactive dyes to polyester and nylon fabrics, preventing color bleeding during washing. Used in high-temperature dyeing processes in textile mills. Falls under 3809.91.00 as a dye carrier and fixing agent for textile industries.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as synthetic organic coloring matter with auxiliary chemicals
Dye preparations themselves fall under Chapter 32, not finishing auxiliaries.
If for use in leather tanning processes
Identical preparations but designated for leather industry classified separately.
If prepared as anti-static preparation for textile fibers
Anti-static textile preparations have separate chemical preparation classification.
Not sure which classification is right?
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Import Tips & Compliance
• Include dyeing process specifications showing temperature/pressure requirements typical for textiles
• Test for VOC content to comply with textile mill emission standards during import clearance
• Avoid common pitfall of classifying as general dye carrier; specify synthetic fiber application
Related Products under HTS 3809.91.00.00
Textile Finishing Agent for Cotton Fabrics
A water-based emulsion containing silicone polymers and wax used to impart water repellency and softness to cotton fabrics during finishing processes. This preparation accelerates dye fixation and enhances fabric handle in textile manufacturing. Classified under 3808.91.00 because it is specifically formulated for textile industry applications.
Wool Scouring Agent Preparation
Non-ionic surfactant blend with emulsifiers for removing lanolin and impurities from raw wool fibers before spinning. Essential in wool processing textile operations. Classified in 3809.91.00 for textile industry-specific scouring preparations.
Flame Retardant Textile Finishing Bath
Phosphorus-nitrogen compound solution applied as pad-dry-cure finish to impart flame resistance to cotton/polyester blend fabrics for curtains and upholstery. Used exclusively in textile finishing lines. 3809.91.00 classification for textile industry finishing agents.
Anti-Pilling Agent for Knitted Fabrics
Enzyme-based preparation that modifies fiber surface of knitted sweaters and jersey fabrics to prevent pill formation during wear. Applied during wet processing in textile mills. Fits 3809.91.00 as textile industry finishing preparation.
Mercerization Alkali Stabilizer for Cotton
Specialty additive that stabilizes caustic soda concentration during mercerization of cotton yarns, improving luster and dye uptake. Critical for premium cotton shirting production. 3809.91.00 for textile wet processing chemicals.
Bio-Polishing Enzyme for Denim Fabrics
Cellulase enzyme preparation that removes protruding fibers from denim fabrics, creating a smooth, clean surface without sanding. Applied in bio-washing textile processes. Classified 3809.91.00 for denim finishing in textile industry.