Potassium Silicate Solution (PQ Corporation Kasil #6) from Mexico
Kasil #6 is a liquid potassium silicate solution with a SiO2:K2O weight ratio of 2.5, used in adhesives, coatings, and welding electrodes. It falls under HTS 2839.90.1000 as a commercial alkali metal silicate of potassium, chemically defined as a soluble glass-like compound. This product is widely imported for industrial applications requiring alkali resistance.
Duty Rate — Mexico → United States
13.1%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• ,Include Safety Data Sheets (SDS) and TSCA certification for US EPA compliance, as it's a chemical substance