Metaldehyde 99% Technical Grade from Mexico
Metaldehyde is a cyclic tetramer of acetaldehyde used as a molluscicide pesticide active ingredient. Classified under HTS 2912.50.5000 as 'other' cyclic polymers of aldehydes. Excluded from heading 3606 per Chapter 29 note (i) when in technical form, not fuel tablets.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain EPA registration number and provide pesticide residue analysis confirming >98% metaldehyde content
• Include manufacturing process documentation proving cyclic tetramer structure to distinguish from paraformaldehyde
• Declare as agricultural chemical; avoid retail packaging to prevent reclassification as consumer product