Fluostannic Acid from Mexico
Fluostannic acid (H2SnF6) is used in tin plating and textile finishing, classified as other complex fluorine salts in HTS 2826.90.90. Meets all chemical definition notes for Chapter 28. Corrosive liquid form.
Duty Rate — Mexico → United States
3.1%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• UN 1833 classification; pH testing mandatory; avoid carbon steel packaging