2931.90.90.29/Monobutyltin Tris-(2-ethylhexylmercaptoacetate)/Mexico

Monobutyltin Tris-(2-ethylhexylmercaptoacetate) from Mexico

This organo-tin stabilizer features a tin atom bonded to butyl and mercaptoacetate groups, used in PVC processing. Classified under HTS 2931.90.90.29 for other organo-tin compounds due to the defining Sn-C bond structure.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Submit EPA PMN data if new formulation; existing stabilizers need TSCA inventory confirmation

• Ensure declaration specifies organo-tin content to avoid bulk chemical mixtures under 3824