Sulfapyridine Silver Salt

Silver sulfadiazine 1% cream prevents burn wound infections; silver ions potentiate sulfonamide. HTS 2935.90.4800 classification as sulfonamide anti-infective coordination compound per Chapter 29 note (C)(3). Poorly absorbed for topical action.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
๐Ÿ‡จ๐Ÿ‡ณChina6.5%โ€”6.5%
๐Ÿ‡ฒ๐Ÿ‡ฝMexico6.5%โ€”6.5%
๐Ÿ‡จ๐Ÿ‡ฆCanada6.5%โ€”6.5%
๐Ÿ‡ฉ๐Ÿ‡ชGermany6.5%โ€”6.5%
๐Ÿ‡ฏ๐Ÿ‡ตJapan6.5%โ€”6.5%

Alternative Classifications

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

2843.21.00.00Higher: 38.7% vs 6.5%

If silver compound without sulfonamide consideration

Chapter 29 note (C)(3) classifies coordination compounds with organic fragments.

3005.10.50.00Higher: 10% vs 6.5%

If silver sulfadiazine impregnated bandages

Medicated wound dressings specifically Chapter 30.

3824.99Higher: 15% vs 6.5%

If silver-based disinfectant preparation

Disinfectant mixtures class as Chapter 38 preparations.

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Import Tips & Compliance

โ€ข Silver ion release profile validates antibacterial synergy

โ€ข Coordination compound documentation prevents Chapter 28 metal classification

โ€ข Cream stability data despite light-induced discoloration

Related Products under HTS 2935.90.48.00

Sulfamethoxazole USP

Sulfamethoxazole is a synthetic bacteriostatic sulfonamide antibiotic used primarily as an anti-infective agent against gram-positive and gram-negative bacteria. It falls under HTS 2935.90.4800 as a sulfonamide classified as an anti-infective drug, typically used in combination therapies like co-trimoxazole. This chemically defined organic compound meets Chapter 29 note (a) for separate sulfonamides.

Sulfadiazine Sodium

Sulfadiazine sodium is a water-soluble salt form of the sulfonamide antibiotic sulfadiazine, used for treating toxoplasmosis and other bacterial infections. Classified under HTS 2935.90.4800 as a sulfonamide anti-infective drug per Chapter 29 note (C)(1) for inorganic salts of organic compounds. The sodium salt retains the sulfonamide therapeutic classification.

Sulfapyridine Base

Sulfapyridine is a historic sulfonamide antibiotic still used in dermatological treatments like dermatitis herpetiformis. Falls under HTS 2935.90.4800 as a chemically defined sulfonamide anti-infective agent per Chapter 29(a). Its continued pharmacological use maintains drug classification despite age.

Sulfamethizole Powder

Sulfamethizole is a fast-acting sulfonamide specifically indicated for urinary tract infections. Classified under HTS 2935.90.4800 as a sulfonamide anti-infective drug meeting Chapter 29 requirements for separate chemically defined compounds. Typically imported as sterile powder for injection or oral suspension.

Sulfathiazole Sodium

Sulfathiazole sodium combines sulfonamide antibiotic with thiazole ring for broad-spectrum antibacterial activity. HTS 2935.90.4800 classification as sulfonamide anti-infective per Chapter 29 note (C)(1) for organic salts. Used historically in wound dressings and systemic infections.

Succinylsulfathiazole

Succinylsulfathiazole is a poorly absorbed sulfonamide designed for intestinal infections, releasing active sulfathiazole locally. Classified HTS 2935.90.4800 as sulfonamide anti-infective per Chapter 29 ester classification rules. Used in ulcerative colitis and bacillary dysentery treatment.