Quinoline Yellow WS
Quinoline Yellow WS is a synthetic trisodium salt dye containing quinoline structure, used in pharmaceuticals and cosmetics but imported as pure chemical. Borderline classification under HTS 2933.49.26.00 when declared as drug intermediate. Primarily chemical import despite colorant applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported primarily as synthetic colorant
Synthetic organic coloring matter takes precedence over heterocyclic structure.
If other acid dyes
Dye function classification supersedes pharmaceutical intermediate use.
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Import Tips & Compliance
• Provide FDA color additive certification if for drug coating applications
• Declare specific use (pharma intermediate vs colorant) on entry summary
• Avoid retail packaging to prevent Chapter 32 synthetic dye classification
Related Products under HTS 2933.49.26.00
Quinidine Sulfate
Quinidine sulfate is a cinchona alkaloid derivative containing a quinoline ring system, used primarily as an antiarrhythmic drug for treating heart rhythm disorders. It falls under HTS 2933.49.26.00 as a quinoline-based heterocyclic compound classified as a drug, not elsewhere specified. This pure chemical form is imported for pharmaceutical manufacturing or compounding.
Quinine Hydrochloride
Quinine hydrochloride, derived from cinchona bark, features a quinoline ring and serves as an antimalarial and muscle relaxant. Classified under HTS 2933.49.26.00 as a drug containing quinoline ring system, not further fused. Imported as bulk active pharmaceutical ingredient for tablet production.
Primaquine Phosphate
Primaquine phosphate is a synthetic 8-aminoquinoline antimalarial drug containing the requisite quinoline ring structure. It qualifies for HTS 2933.49.26.00 as a drug under the quinoline/isoquinoline compounds provision. Used in bulk form for global malaria eradication programs.
Mefloquine Hydrochloride
Mefloquine hydrochloride is a 4-quinoline methanol derivative used for malaria prophylaxis, featuring the required quinoline ring system. Falls under HTS 2933.49.26.00 as a specified drug. Bulk API imported for military and travel medicine applications.
Chloroquine Phosphate
Chloroquine phosphate, a 4-aminoquinoline, contains the quinoline ring system and functions as an antimalarial and anti-inflammatory drug. Classified under HTS 2933.49.26.00 as a quinoline drug. Bulk powder imported for hospital compounding pharmacies.
Hydroxychloroquine Sulfate
Hydroxychloroquine sulfate is a 4-aminoquinoline derivative with hydroxy substitution, retaining the quinoline ring structure for antimalarial and autoimmune treatment. HTS 2933.49.26.00 applies as a drug under quinoline compounds. Imported as API for generic drug production.