Chapter 2923 — Customs Tariff Headings

2923.20.00Lecithins and other phosphoaminolipids

2923.30.00Tetraethylammonium perfluorooctane sulphonate

2923.40.00Didecyldimethylammonium perfluorooctane sulphonate

2923.90.00Other

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Products classified under Tariff item 29.23

Choline Acetylsalicylate

Choline acetylsalicylate is a salt formed between choline, a quaternary ammonium base, and acetylsalicylic acid (aspirin). It is used in effervescent analgesic tablets to improve solubility and absorption. Under Chapter 29, salts of organic compounds are classified with the base or acid that occurs last in numerical order, and as a choline salt it falls under tariff item 2923.10.00.

Choline Ascorbate (Vitamin C Choline Salt)

Choline ascorbate is a salt of choline and ascorbic acid (vitamin C), used as a stabilized antioxidant in cosmetics and supplements. As a choline salt, it is classified under tariff item 2923.10.00, which covers choline and its salts. The product is a chemically defined organic compound within Chapter 29.

Choline Bitartrate

Choline bitartrate is the tartaric acid salt of choline, commonly used in dietary supplements for liver health and cognitive support. It is a chemically defined choline salt and therefore falls under tariff item 2923.10.00. The product is not excluded by Chapter 29 notes and is classified with the choline base.

Choline Chloride

Choline chloride is a quaternary ammonium salt widely used as a nutritional supplement in animal feed to prevent fatty liver disease and promote growth. It is a chemically defined choline salt, and tariff item 2923.10.00 explicitly covers choline and its salts. The product is a solid or aqueous solution of the salt.

Choline DiHydrogen Citrate

Choline dihydrogen citrate is a citrate salt of choline used in pharmaceuticals and nutritional products to treat choline deficiencies. As a choline salt, it is classified under tariff item 2923.10.00. The product is a chemically defined organic compound within Chapter 29.

Choline Gluconate

Choline gluconate is a water-soluble salt of choline and gluconic acid, used in liquid nutritional supplements and parenteral nutrition solutions. It is a chemically defined choline salt, falling under tariff item 2923.10.00. The product may be imported as a solid or in aqueous solution.

Choline Hydroxide

Choline hydroxide, also known as choline base, is a quaternary ammonium hydroxide supplied as an aqueous solution. It is used as a strong organic base in chemical synthesis and cosmetics. Tariff item 2923.10.00 explicitly covers choline and its salts, including the hydroxide form.

Choline Iodide

Choline iodide is a salt of choline and hydroiodic acid, providing both choline and iodine supplementation in animal feeds and aquaculture diets. It is a chemically defined choline salt, falling under tariff item 2923.10.00. The product is a quaternary ammonium salt with an iodide counterion.

Choline Orotate

Choline orotate is a salt of choline and orotic acid, used in liver protection supplements targeting methylation pathways. As a choline salt, it is classified under tariff item 2923.10.00. The product is a chemically defined organic compound within Chapter 29.

Choline Theophyllinate

Choline theophyllinate is a salt of choline and theophylline, used as a bronchodilator in respiratory medications with improved solubility. As a choline salt, it is classified under tariff item 2923.10.00. The product is a chemically defined organic compound within Chapter 29.

Brain-Derived Phosphatidylserine 50% Powder

Brain-derived phosphatidylserine 50% powder is a phosphoaminolipid from bovine sources, used in nootropic supplements. It is an impure phosphoaminolipid, as it contains 50% phosphatidylserine with other phospholipids. This product falls under tariff item 2923.20.00 as an other phosphoaminolipid.

Brain Phospholipid Concentrate

>- Concentrate of bovine or porcine brain phospholipids for research purposes, containing phosphoaminolipids. As a chemically defined compound or mixture of isomers, it falls under tariff item 2923.20.00.

Certified Organic Rapeseed Lecithin De-oiled Powder

Certified organic rapeseed lecithin de-oiled powder is a high-purity phosphoaminolipid from organic rapeseed, with oil removed for clean-label food manufacturing. It is a lecithin that may be chemically defined or contain natural impurities. This product is classified under tariff item 2923.20.00.

Certified Organic Soy Lecithin for Pharmaceuticals

Certified organic soy lecithin for pharmaceuticals is a high-purity phosphoaminolipid meeting pharmaceutical standards, used as a bioavailability enhancer in drug formulations. It is a chemically defined lecithin or a mixture of phosphoaminolipids. This product falls under tariff item 2923.20.00.

Certified Organic Soy Lecithin Granules

Certified organic soy lecithin granules are derived from organic soybeans through a process yielding phosphoaminolipids, used as an emulsifier in food and supplements. The granules are a concentrated form of lecithin. This product is classified under tariff item 2923.20.00.

Certified Organic Soy Lecithin Powder

Certified organic soy lecithin powder is a finely milled phosphoaminolipid from organic soybeans, used in chocolate production and nutritional supplements for emulsification. It is a lecithin that may be chemically defined or contain impurities. This product falls under tariff item 2923.20.00.

Certified Organic Sunflower Lecithin Emulsifier

Certified organic sunflower lecithin emulsifier is a pure phosphoaminolipid standardized for emulsifying properties, used in non-GMO baking and pharmaceuticals. It is a lecithin that may be chemically defined or contain natural impurities. This product is classified under tariff item 2923.20.00.

Certified Organic Sunflower Lecithin Liquid

Certified organic sunflower lecithin liquid is a liquid extract from organic sunflowers, consisting of lecithins and phosphoaminolipids. It is used as an emulsifier in food and supplements. This product falls under tariff item 2923.20.00 as a lecithin.

Certified Organic Sunflower Lecithin Non-GMO

Certified organic sunflower lecithin non-GMO is a pure phosphoaminolipid from organic sunflowers, popular in allergen-free supplements. It is a lecithin that may be chemically defined or contain natural impurities. This product is classified under tariff item 2923.20.00.

Corn Lecithin De-oiled Powder

Corn lecithin de-oiled powder is a phosphoaminolipid with oil removed for higher purity in bakery applications. It is a lecithin that may be chemically defined or contain natural impurities. This product is classified under tariff item 2923.20.00.

Corn Lecithin Food Grade

>- Food-grade corn lecithin extracted from corn oil, used as a natural dough conditioner. As a lecithin, it is a phosphoaminolipid classifiable under tariff item 2923.20.00.

Egg Yolk Lecithin Powder

>- Powdered lecithin from egg yolks, used as an emulsifier in pharmaceuticals and bakery products. As a phosphoaminolipid, it is classifiable under tariff item 2923.20.00.

FDA-Certified Egg Phosphatidylcholine USP

>- Highly purified phosphatidylcholine derived from egg phospholipids, USP grade, used in injectable formulations and lipid emulsions for total parenteral nutrition. It is a chemically defined phosphoaminolipid, falling under tariff item 2923.20.00.

Fractionated Lecithin PC-enriched

>- PC-enriched fractionated lecithin from soy, used in parenteral emulsions. As a chemically defined phosphoaminolipid, it falls under tariff item 2923.20.00.

Hydrogenated Soy Lecithin

>- Hydrogenated soy lecithin providing oxidative stability for confectionery applications. Hydrogenation is a stabilization process, and the product remains a lecithin, classifiable under tariff item 2923.20.00.

Hydrogenated Soy Phosphatidylserine

Hydrogenated soy phosphatidylserine is a stabilized phosphoaminolipid for cognitive supplements, where hydrogenation acts as a stabiliser. It is a chemically defined compound or a mixture of related compounds. This product falls under tariff item 2923.20.00 as an other phosphoaminolipid.

Intralipid-Compliant Egg Lecithin Pharmaceutical Grade

>- Purified egg lecithin validated for manufacturing Intralipid-type IV fat emulsions, providing emulsification for soybean oil-in-water emulsions. As a lecithin, it is a phosphoaminolipid classifiable under tariff item 2923.20.00.

Lipoid E PC 20% Pharmaceutical Egg Phospholipids

>- Commercial Lipoid E PC grade purified egg phospholipids at 20% concentration, used for parenteral nutrition fat emulsions. This product is a lecithin, a type of phosphoaminolipid, and is classifiable under tariff item 2923.20.00.

Lysolecithin Enzyme-Modified

>- Enzyme-modified lysolecithin improving water dispersibility in foods. As a phosphoaminolipid, it is classifiable under tariff item 2923.20.00, provided it is chemically defined.

Lysolecithin Sunflower Emulsifier

Lysolecithin sunflower emulsifier is a hydrolyzed phosphoaminolipid derived from sunflower lecithin, used to reduce viscosity in food products such as chocolate and sauces. It falls under tariff item 2923.20.00 as an 'other phosphoaminolipid,' whether or not chemically defined, since hydrolysis introduces impurities but retains the phosphoaminolipid structure.

Marine Krill Oil Phospholipids

>- Concentrated phospholipids from Antarctic krill oil, rich in omega-3 bound forms. As phosphoaminolipids, they are classifiable under tariff item 2923.20.00.

Marine Phospholipids Concentrate

Marine phospholipids concentrate, extracted from krill or fish, contains omega-3 fatty acids bound to phosphoaminolipids, used in dietary supplements. It is classified under tariff item 2923.20.00 as an 'other phosphoaminolipid,' whether or not chemically defined, as the concentrate is a mixture of related compounds.

Mixed Phospholipid Standard

>- Analytical standard mixture of PC/PE/PS phospholipids for chromatography, dissolved in solvents for transport. As a mixture of isomers of the same organic compound, it falls under tariff item 2923.20.00.

Pharmaceutical Grade Egg Yolk Lecithin

>- Purified egg phospholipids extracted from egg yolks, meeting pharmaceutical standards for purity and safety, used in intravenous fat emulsions for parenteral nutrition. As lecithins, they are phosphoaminolipids classifiable under tariff item 2923.20.00.

Pharmaceutical Grade Phosphatidylcholine

Pharmaceutical grade phosphatidylcholine is a purified phosphoaminolipid used in liposomal drug delivery systems and as an excipient. It qualifies under tariff item 2923.20.00 as an 'other phosphoaminolipid,' being a chemically defined organic compound of Chapter 29.

PharmaPure Egg Phospholipids for TPN Emulsions

>- PharmaPure brand purified egg phospholipids meeting FDA Type II DMF requirements for total parenteral nutrition IV fat emulsions. This chemically defined lecithin provides biocompatibility for lipid carriers, classifiable under tariff item 2923.20.00.

Phosphatidylcholine Powder 99% Pure

>- 99% pure phosphatidylcholine powder, a primary lecithin component, used in liposomal drug delivery. As a chemically defined phosphoaminolipid, it is classifiable under tariff item 2923.20.00.

Phosphatidylserine from Soy

>- Soy-derived phosphatidylserine powder used in cognitive supplements. As a phosphoaminolipid, it is classifiable under tariff item 2923.20.00.

Rapeseed Lecithin De-oiled

De-oiled rapeseed lecithin is a high-purity phosphoaminolipid extracted from rapeseed oil, with the oil removed to concentrate the phospholipid content. It is used as an emulsifier in margarine production and as a nutritional additive in animal feed. This product falls under tariff item 2923.20.00 as a lecithin, whether or not chemically defined, per Chapter 29.

Rapeseed Lecithin Emulsifier

Rapeseed lecithin emulsifier, derived from canola oil processing, is a phosphoaminolipid mixture used in margarine, chocolate, and paints. It is classified under tariff item 2923.20.00 as an 'other phosphoaminolipid,' whether or not chemically defined, as it contains natural isomers and impurities.

Rice Bran Lecithin Extract

Rice bran lecithin extract is a phosphoaminolipid obtained from rice bran oil, used in cosmetics and nutritional supplements for its emulsifying properties. It is a lecithin that may be chemically defined or contain natural impurities. This product is classified under tariff item 2923.20.00 as a lecithin or other phosphoaminolipid.

Soy Lecithin Granules

Soy lecithin granules are a natural phosphoaminolipid extracted from soybeans, used as an emulsifier in food products and cosmetics. The granules are a concentrated form of lecithin, whether or not chemically defined. This product falls under tariff item 2923.20.00 as a lecithin.

Sphingomyelin Phospholipid Supplement

Sphingomyelin phospholipid supplement is a phosphoaminolipid derived from milk or marine sources, used in brain health supplements. It is a chemically defined organic compound or a mixture of related compounds. This product is classified under tariff item 2923.20.00 as an other phosphoaminolipid.

Sunflower Lecithin Liquid

Liquid sunflower lecithin is a phosphoaminolipid derived from sunflower seeds, used in chocolate production and supplements as an emulsifier. The liquid form may be a solution in water or another solvent for transport. This product falls under tariff item 2923.20.00 as a lecithin.

Fluorosurfactant Intermediate TEAPFOS

Tetraethylammonium perfluorooctane sulfonate (TEAPFOS) is a quaternary ammonium salt used as an intermediate in synthesizing fluorosurfactants for electronics manufacturing. It is a separate chemically defined organic compound, matching the tariff item's specific description.

Perfluorooctane Sulfonate Quaternary Salt PFOS-TEA

High-purity tetraethylammonium perfluorooctane sulfonate (PFOS-TEA) is a quaternary ammonium salt used in electroplating baths and as a fluorosurfactant intermediate. It is a chemically defined compound specifically listed under this tariff item.

TEAPFOS Industrial Wetting Agent

TEAPFOS industrial wetting agent is tetraethylammonium perfluorooctane sulfonate in high-purity powder form, used in high-performance coatings. As a separate chemically defined organic compound, it falls under the tariff item's precise description.

Tetraethylammonium Perfluorooctane Sulfonate

Tetraethylammonium perfluorooctane sulfonate is a quaternary ammonium salt with a tetraethylammonium cation and perfluorooctane sulfonate anion. It is a chemically defined organic compound, precisely matching the tariff item's description.

Didecylmethylammonium Perfluorooctane Sulfonate 98% Pure

High-purity (98%) didecylmethylammonium perfluorooctane sulfonate, a separate chemically defined organic compound. It is a quaternary ammonium salt that meets the description of tariff item 2923.40.00, which specifically covers didecyldimethylammonium perfluorooctane sulphonate.

Didecylmethylammonium Perfluorooctane Sulfonate Flakes

Flake form of didecylmethylammonium perfluorooctane sulfonate, a quaternary ammonium salt. The physical form does not alter its classification as a separate chemically defined compound under tariff item 2923.40.00, which specifically names this compound.

Didecylmethylammonium Perfluorooctane Sulfonate Powder

Powder form of didecylmethylammonium perfluorooctane sulfonate, a quaternary ammonium salt. As a separate chemically defined compound, it is classifiable under tariff item 2923.40.00, which specifically covers didecyldimethylammonium perfluorooctane sulphonate.

Stabilized Didecylmethylammonium Perfluorooctane Sulfonate

Stabilized didecylmethylammonium perfluorooctane sulfonate, a quaternary ammonium salt with added stabilizers for preservation during transport. Chapter 29 note 1(f) allows such stabilizers, so it remains classifiable under tariff item 2923.40.00 as the named compound.