Ferric Chloride for Water Purification from Mexico
High-purity ferric chloride specifically graded for municipal water and sewage treatment as a coagulant. HTS 2827.39.55.00 applies as a chemically defined iron chloride not excluded by chapter notes. Supplied as liquid or solid with low heavy metal impurities.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• NSF/ANSI 60 certification docs for drinking water use; test for arsenic limits
• Pitfall: industrial vs potable grade affecting FDA regs