Chapter 28
Chapter 28 covers inorganic chemicals, precious metal compounds, isotopes, radioactive elements, inorganic acids, oxides, hydroxides, salts, and peroxides. It includes sulfuric acid, hydrochloric acid, caustic soda, chlorine, hydrogen peroxide, and silicon compounds. These are fundamental raw materials for Mexico's chemical industry.
0–10%
Actual rates depend on the specific tariff heading, country of origin, and applicable trade agreements (USMCA, EU-Mexico FTA, CPTPP, etc.).
Many inorganic chemicals are controlled precursors requiring COFEPRIS permits. Safety Data Sheets (SDS) in Spanish are required. Transport must comply with NOM-002-SCT on dangerous goods. Radioactive materials require CNSNS permits.