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Enzymes; prepared enzymes not elsewhere specified or included: > Other: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 3507.90.70.00
Bromelain Digestive Enzyme Supplement
Bromelain is a proteolytic enzyme extracted from pineapples, used in dietary supplements to aid protein digestion and reduce inflammation. It falls under HTS 3507.90.70.00 as a prepared enzyme not elsewhere specified, distinct from medicaments of Chapter 30.
Papain Meat Tenderizer Powder
Papain is a plant-derived protease enzyme from papaya latex, prepared as a powder for tenderizing meat by breaking down proteins. Classified in HTS 3507.90.70.00 as other prepared enzymes, not fitting exclusions like pre-tanning preparations.
Serrapeptase Systemic Enzyme Capsules
Serrapeptase is an enzyme from silkworm bacteria, prepared in capsules for anti-inflammatory support. It qualifies under HTS 3507.90.70.00 for other prepared enzymes, excluding therapeutic medicaments of Chapter 30.
Pectinase Wine Clarifying Enzyme
Pectinase enzymes break down pectin in fruit juices for wine and cider clarification, supplied as liquid concentrates. Falls under HTS 3507.90.70.00 as other prepared enzymes not covered by exclusions.
Lactase Enzyme Tablets for Lactose Intolerance
Lactase beta-galactosidase enzymes in tablet form hydrolyze lactose for dairy-intolerant consumers. Classified in HTS 3507.90.70.00 as prepared enzymes, separate from Chapter 21 yeasts or Chapter 30 medicaments.
Cellulase Laundry Detergent Additive
Cellulase enzymes enhance laundry detergents by removing cotton fuzz and color brightening. HTS 3507.90.70.00 covers this as other prepared enzymes, not as washing preparations of Chapter 34.
Amylase Bread Improver Enzyme
Fungal alpha-amylase improves bread dough by breaking starches into fermentable sugars. Fits HTS 3507.90.70.00 for other enzymes, with dextrin exclusion verified by low reducing sugar content.
Protease Biofuel Production Enzyme
Industrial proteases hydrolyze proteins in biomass pretreatment for biofuel ethanol production. HTS 3507.90.70.00 applies to such other prepared enzymes for commercial end-uses.
Lipase Fat Digestion Supplement
Pancreatic-like lipase enzymes assist fat digestion in pancreatic insufficiency supplements. Classified under HTS 3507.90.70.00, excluding Chapter 30 blood fractions or medicaments.
Xylanase Pulp Bleaching Enzyme
Xylanase enzymes degrade hemicellulose in pulp for eco-friendly paper bleaching. HTS 3507.90.70.00 for other industrial prepared enzymes.
Invertase Candy Manufacturing Enzyme
Invertase hydrolyzes sucrose to invert sugar for soft candy centers like in chocolates. Prepared form under HTS 3507.90.70.00.
Lysozyme Egg White Antimicrobial Enzyme
Lysozyme from hen egg whites used as natural preservative in cheese and wine. HTS 3507.90.70.00 as other enzymes.
Beta-Glucanase Beer Filtration Enzyme
Beta-glucanase reduces viscosity in barley mash for better beer filtration. Industrial prepared enzyme in HTS 3507.90.70.00.
Mannase Animal Feed Enzyme
Endo-1,4-beta-mannanase improves poultry feed digestibility of soy mannans. HTS 3507.90.70.00 for prepared feed enzymes.
Catalase Hydrogen Peroxide Decomposing Enzyme
Catalase rapidly decomposes H2O2 in food bleaching, textiles, and wastewater. Powder or liquid under HTS 3507.90.70.00.