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Ketorolac Tromethamine

Ketorolac tromethamine is an amino alcohol salt of aromatic pyrroleacetic acid, NSAID for short-term pain management. HTS 2918.99.3000 applies as salt of carboxylic acid drug per chapter note C(1). Features both carboxylic acid and additional oxygen functions.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	6.5%	—	6.5%
🇲🇽Mexico	6.5%	—	6.5%
🇨🇦Canada	6.5%	—	6.5%
🇩🇪Germany	6.5%	—	6.5%
🇯🇵Japan	6.5%	—	6.5%

Alternative Classifications

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

2933.99.97.01Same rate: 6.5%

If pyrrole ring structure predominates

Heterocyclic compounds heading 2933 could apply if not classified as carboxylic acid derivative.

2922.19Higher: 16.5% vs 6.5%

If for amino alcohol component analysis

Tromethamine alone classified as oxygen-function amino compound.

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Import Tips & Compliance

• Document tromethamine counterion ratio and water content

• Include IR/UV spectra confirming salt formation

• Specify sterile grade if for injectable use

Related Products under HTS 2918.99.30.00

Aspirin (Acetylsalicylic Acid)

Acetylsalicylic acid is an aromatic carboxylic acid derivative with an additional oxygen function in its ester group, commonly used as a pain reliever and anti-inflammatory drug. It falls under HTS 2918.99.3000 as an aromatic drug with carboxylic acid and oxygen functionality. This classification applies to the pure chemical form used pharmaceutically.

Salicylic Acid USP

Salicylic acid is an aromatic carboxylic acid with a phenolic oxygen function, used in acne treatments and as a pharmaceutical intermediate. Classified under HTS 2918.99.3000 as an aromatic drug featuring both carboxylic acid and additional oxygen functionality. Meets chapter requirements for chemically defined organic compounds used medicinally.

Ibuprofen API (2-(4-(2-Methylpropyl)phenyl)propanoic acid)

Ibuprofen is an aromatic propionic acid derivative with carboxylic acid function, used as NSAID pain reliever. Falls under HTS 2918.99.3000 as an aromatic carboxylic acid drug with oxygen function. Pure active pharmaceutical ingredient form for tablet manufacturing.