Erythromycin Base USP
Erythromycin base USP is the pure, non-salt form of the antibiotic meeting United States Pharmacopeia standards for potency against streptococci. Though 'base,' it qualifies under HTS 2941.50.00.00 as the parent erythromycin compound for derivatives/salts heading. Used as reference standard or direct API.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in immunological product sera
Chapter 29 excludes immunologicals per notes, shifting to Chapter 30.
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Import Tips & Compliance
• Include USP CoA and microbial limits testing; store under inert atmosphere
• Avoid exposure to light/moisture during shipping
Related Products under HTS 2941.50.00.00
Erythromycin Stearate
Erythromycin stearate is the stearate salt derivative of the macrolide antibiotic erythromycin, used primarily to treat bacterial infections such as respiratory tract infections and skin infections. It falls under HTS 2941.50.00.00 as a salt of erythromycin, explicitly covered by the heading for antibiotics in this category. This chemically defined organic compound is supplied as a pharmaceutical intermediate or active ingredient.
Erythromycin Lactobionate
Erythromycin lactobionate is a water-soluble salt of erythromycin used intravenously for serious bacterial infections in hospital settings. Classified under HTS 2941.50.00.00 as a derivative salt of the antibiotic erythromycin per chapter notes on organic compounds. It qualifies as a separate chemically defined compound for pharmaceutical use.
Erythromycin Ethylsuccinate
Erythromycin ethylsuccinate is an ester salt derivative of erythromycin, commonly used in oral suspensions for pediatric respiratory infections. It is classified under HTS 2941.50.00.00 as an erythromycin derivative and salt, fitting chapter provisions for chemically defined antibiotics. Supplied as bulk powder for formulation.
Erythromycin Thiocyanate
Erythromycin thiocyanate is a salt form of erythromycin used as a feed additive antibiotic in veterinary applications for livestock. It meets HTS 2941.50.00.00 criteria as a derivative salt of the antibiotic erythromycin, a chemically defined organic compound. Primarily imported as technical grade powder.
Erythromycin Phosphate
Erythromycin phosphate is a phosphate salt derivative providing enhanced solubility for antibiotic formulations against gram-positive bacteria. Classified in HTS 2941.50.00.00 as per chapter notes for salts of erythromycin antibiotics, as a separate chemically defined compound. Used in bulk for compounding injectables.
Erythromycin Glucoptylate
Erythromycin glucoptylate is a specialized sugar-derived salt of erythromycin for improved absorption in oral antibiotic therapies. It qualifies under HTS 2941.50.00.00 as an erythromycin derivative salt, adhering to chapter definitions for antibiotics. Imported as fine chemical for drug manufacturing.