Acetylsulfaguanidine EP Grade Pharmaceutical

European Pharmacopoeia grade acetylsulfaguanidine serves as an intermediate for sulfonamide synthesis and direct veterinary therapeutic use. Classified in HTS 2935.90.2900 due to its status as a chemically defined anti-infective sulfonamide per Chapter 29 notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+10.0%10%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

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

2935.40.00.00Higher: 16.5% vs 10%

If classified by sulfanilamide structure rather than acetyl derivative

Different sulfonamide subheadings exist based on specific chemical naming conventions.

2924.29Higher: 16.5% vs 10%

If considered primarily a carboxamide derivative

Chapter notes prioritize classification by the functional group occurring latest numerically.

2940.00.60.00Higher: 30.8% vs 10%

If for sugar-modified sulfonamide derivatives

Sugar esters/ethers of sulfonamides classify in heading 2940 per chapter exclusions.

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Import Tips & Compliance

Provide EP certificate of analysis and stability data for customs clearance

Avoid retail packaging to prevent classification as finished dosage form under Chapter 30

Register as bulk API with FDA prior to first import to streamline future shipments