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