Dihydrostreptomycin Sesquisulfate

Sesquisulfate salt of dihydrostreptomycin (1.5 sulfate per molecule), a less common but chemically defined derivative used in specialized antibiotic formulations. Classified in HTS 2941.20.10.00 per Chapter 29 salt provisions.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.5%3.5%
🇲🇽Mexico3.5%3.5%
🇨🇦Canada3.5%3.5%
🇩🇪Germany3.5%3.5%
🇯🇵Japan3.5%3.5%

Alternative Classifications

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

2924.29.71Higher: 31.5% vs 3.5%

If amine function classification dominates

Aminoglycosides have multiple functions; antibiotic heading prevails per numerical order note.

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Import Tips & Compliance

Provide stoichiometric analysis confirming sesquisulfate ratio to validate salt classification

Ensure GMP manufacturing certification for pharma-grade imports

Monitor for potency degradation; include stability data in documentation