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2833.11.50.50/Pharmaceutical Grade Glauber Salt/Mexico

Pharmaceutical Grade Glauber Salt from Mexico

Hydrated disodium sulfate decahydrate (Na2SO4·10H2O), known as Glauber's salt, in pharmaceutical purity for use as a laxative or in compounding. Falls under HTS 2833.11.5050 as 'other' disodium sulfate, separate from industrial grades. Chemically defined per Chapter 28 notes.

Duty Rate — Mexico → United States

10.4%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide stability data for hydrated form; FDA registration if for human use

• Avoid declaring as anhydrous to prevent duty disputes