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Anhydrous Sulfamic Acid Flakes from Mexico

Anhydrous flake form of sulfamic acid for analytical chemistry and laboratory reagent applications. Classified under HTS 2811.19.61.10 as it is a simple inorganic acid meeting chemical definition requirements, distinct from complex acids or salts. Used in titrations and pH standardization.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

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

Import Tips

Include NMR or titration analysis confirming anhydrous state and 100% assay for lab-grade verification

Ship in inert atmosphere packaging if required; comply with lab chemical import protocols