Quinine Hydrochloride Dihydrate
Quinine hydrochloride dihydrate is a salt of the quinoline alkaloid quinine, used in antimalarial treatments and tonic water production. Classified under HTS 2933.49.70.00 as a quinoline ring-system compound with nitrogen hetero-atoms, in salt form per Chapter 29 note on organic salts. This chemically defined compound is imported for both pharmaceutical and food/beverage applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when diluted in beverages like tonic water
Quinine in food preparations for retail falls under Chapter 21, not pure chemicals.
If in finished antimalarial tablets or syrups
Medicinal dosage forms containing quinine classify in Chapter 30.
If classified primarily as cinchona alkaloid
Some alkaloid salts may shift to specific 2939 provisions over general quinoline.
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Import Tips & Compliance
• Dual FDA/TTB approval needed for pharma vs. food use; declare intended end-use to prevent misclassification
• Include salt formation details and water content in CoA; customs verifies against Chapter 29 salt classification rules
Related Products under HTS 2933.49.70.00
Chloroquine Phosphate USP
Chloroquine phosphate is a 4-aminoquinoline compound used for malaria prophylaxis and treatment, featuring a quinoline ring with chlorine substitution. It qualifies for HTS 2933.49.70.00 as a heterocyclic nitrogen compound with quinoline structure, imported as pure API for drug formulation. Halogenated quinoline derivatives are included per chapter notes.
8-Hydroxyquinoline
8-Hydroxyquinoline is a bidentate chelating agent and antiseptic containing unfused quinoline ring with phenolic hydroxy group. HTS 2933.49.70.00 applies as nitrogen hetero-atom heterocyclic compound meeting chapter purity requirements. Used in metal complex formation and pharmaceutical intermediates.
Prazosin Hydrochloride
Prazosin hydrochloride is a quinazoline derivative (fused system reducible to quinoline analysis) used as alpha-blocker for hypertension, containing nitrogen heterocycles. Classifies under HTS 2933.49.70.00 as other quinoline-related compound not further specified. API form for tablet production.
Quinidine Sulfate USP
Quinidine sulfate is a cinchona alkaloid derivative containing a quinoline ring system, used primarily as an antiarrhythmic medication to treat heart rhythm disorders. It falls under HTS 2933.49.70.00 as a quinoline-based heterocyclic compound with nitrogen hetero-atoms only, not further fused or specified elsewhere in the heading. This pure chemical form is imported for pharmaceutical manufacturing and meets chapter 29 requirements for separate chemically defined organic compounds.
Primaquine Phosphate
Primaquine phosphate is a synthetic 8-aminoquinoline antimalarial drug targeting liver-stage malaria parasites, containing the requisite quinoline ring system. Falls under HTS 2933.49.70.00 as an other quinoline heterocyclic with nitrogen hetero-atoms only. Imported as high-purity chemical for tablet manufacturing.
Mefloquine Hydrochloride
Mefloquine hydrochloride is a quinoline methanol derivative used for malaria chemoprophylaxis, featuring a 4-quinoline ring with trifluoromethyl substitution. Classified in HTS 2933.49.70.00 as a non-fused quinoline heterocyclic nitrogen compound per chapter definitions. This API is imported for solid oral dosage production.