Textile Printing CMC Thickener Powder
High-substitution CMC powder ≥90% for reactive dye printing pastes in textiles. Primary form HTS 3912.31.00.10 per chapter polymer notes. Prevents dye bleeding.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If finishing agents for textiles
Textile finishing chemicals classify under 3809.
If combined with guar gum
Blends not meeting purity to 'Other cellulose ethers'.
If part of synthetic dye paste
Synthetic organic coloring matter preps take precedence.
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Import Tips & Compliance
• DS (degree of substitution) specs needed; color fastness tests optional
• Pitfall: textile chemical shift to 3809
Related Products under HTS 3912.31.00.10
Sodium Carboxymethylcellulose Powder (90%+ CMC)
High-purity sodium carboxymethylcellulose (CMC) powder with at least 90% CMC content by weight, used as a thickener in food and pharmaceuticals. This primary form polymer falls under HTS 3912.31.00.10 due to its high carboxymethylcellulose concentration as per chapter notes on polymer classification. It is supplied in bulk for industrial formulation.
Carboxymethylcellulose Sodium Salt Granules (High Purity)
Granular form of carboxymethylcellulose sodium salt exceeding 90% CMC by weight, ideal for pharmaceutical tablet binders. Classified in HTS 3912.31.00.10 for its primary form and high CMC purity meeting subheading note (a) criteria. Not chemically modified beyond etherification.
Technical Grade CMC Powder for Detergents
Technical carboxymethylcellulose powder with ≥90% CMC content, used in laundry detergents as anti-redeposition agent. HTS 3912.31.00.10 applies due to predominant monomer unit per chapter note (a)(4). Supplied as free-flowing powder in industrial packaging.
Pharma Grade Carboxymethylcellulose USP Powder
USP-compliant carboxymethylcellulose powder with minimum 90% CMC by weight, used in oral suspensions and eye drops. Primary form classification under HTS 3912.31.00.10 based on high polymer purity. Meets pharmacopeia standards for excipient use.
Food Grade CMC E466 Thickener Powder
E466 certified food-grade carboxymethylcellulose powder ≥90% CMC, for ice cream and gluten-free baking. HTS 3912.31.00.10 for primary cellulose ether form with predominant CMC unit. Bulk packed for food processing.
Industrial CMC Binder for Ceramics
High-viscosity CMC powder ≥90% carboxymethylcellulose for ceramic tile binders and glazes. Primary polymer form under HTS 3912.31.00.10 per weight predominance rules. Used in manufacturing processes.