Choline DiHydrogen Citrate

This citrate salt of choline is used in pharmaceuticals and nutritional products for its bioavailability in treating choline deficiencies. Falls under HTS 2923.10.00.00 following chapter note (C) classifying salts with the organic base component.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+25.0%28.7%
🇲🇽Mexico3.7%3.7%
🇨🇦Canada3.7%3.7%
🇩🇪Germany3.7%3.7%
🇯🇵Japan3.7%3.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2918.15.50Higher: 38.7% vs 28.7%

If classified primarily by the citric acid component

Salts could be argued under citric acid heading, but choline base takes precedence (last in numerical order).

3002.90Lower: 10% vs 28.7%

If in immunological or vaccine adjuvant preparations

Specialized pharma uses shift to Chapter 30 per exclusion notes.

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Import Tips & Compliance

Declare exact salt stoichiometry to confirm classification with choline as the defining component

For pharma imports, distinguish from finished medicaments to avoid Chapter 30 duties

Monitor for anti-dusting agents; additions must not render product for specific use (chapter note g)

Related Products under HTS 2923.10.00.00

Choline Chloride

Choline chloride is a quaternary ammonium salt commonly used as a nutritional supplement in animal feed to prevent fatty liver disease and support growth. It falls under HTS 2923.10.00.00 as a chemically defined salt of choline, fitting the chapter's scope for separate organic compounds and their salts.

Choline Bitartrate

Choline bitartrate is the tartaric acid salt of choline, widely used in dietary supplements for human consumption to support liver health and cognitive function. Classified under HTS 2923.10.00.00 as a choline salt per chapter notes on organic salts.

Choline Hydroxide

Choline hydroxide, also known as choline base in solution, serves as a strong organic base in chemical synthesis and cosmetics formulation. It qualifies under HTS 2923.10.00.00 as a quaternary ammonium hydroxide explicitly covered in the heading.

Choline Acetylsalicylate

A soluble salt form of aspirin (acetylsalicylic acid) with choline, used in effervescent analgesic tablets for faster absorption. HTS 2923.10.00.00 applies as the choline salt per note (C)(2), classifying with the base occurring later in chapter order.

Choline Theophyllinate

Salt of choline and theophylline used as a bronchodilator in respiratory medications with improved solubility. Classified under HTS 2923.10.00.00 as choline's salt, taking precedence over the acid component per chapter salt classification rules.

Choline Iodide

Choline iodide provides both choline nutrition and iodine supplementation in animal feeds and aquaculture diets. HTS 2923.10.00.00 covers this as a chemically defined choline salt, even with iodine counterion.