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.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as rennet or other food-grade enzyme
Enzymes by primary commercial use; textile-specific formulations distinguished.
If formulated for paper surface smoothing applications
Paper industry enzyme preparations classified separately.
If when containing significant surfactant content for washing
Detergent/enzyme combinations classified as surface-active preparations.
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Import Tips & Compliance
• Specify cellulase activity units and optimum denim processing conditions
• Include backstaining prevention formulation details for denim approval
• Validate with fabric weight loss percentage specifications for classification
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.
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.
Wool Scouring Agent Preparation
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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.