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2935.90.32.00/Sulfacetamide Sodium USP Crystals/Canada

Sulfacetamide Sodium USP Crystals from Canada

Sulfacetamide sodium is a water-soluble sulfonamide salt listed specifically in HTS 2935.90.32.00 as an anti-infective agent. These USP-grade crystals are primarily used in ophthalmic formulations for treating bacterial eye infections like conjunctivitis.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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Import Tips

• Include FDA import alert screening documentation for ophthalmic drug substances

• Verify sodium salt form explicitly; acid form may classify differently

• Ensure proper temperature-controlled shipping to maintain crystal stability

Sulfacetamide Sodium USP Crystals from Canada — Import Duty Rate | HTS 2935.90.32.00