Choline and its salts
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined. > Choline and its salts > Choline and its salts
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2923.10.00
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.