2931.90.90.25/Distilled Tetrabutyltin (Lab Grade)/Canada

Distilled Tetrabutyltin (Lab Grade) from Canada

Laboratory reagent grade Tetrabutyltin, vacuum distilled for high purity, classified under HTS 2931.90.90.25. The organotin structure with four butyl groups directly bonded to tin qualifies per heading 2931 definitions.

Duty Rate — Canada → United States

3.7%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Include lab analysis confirming >98% purity and C-Sn bonding

• Register as List I chemical if DEA controlled precursors present

• Small package exemption may apply for research quantities <100g

Distilled Tetrabutyltin (Lab Grade) from Canada — Import Duty Rate | HTS 2931.90.90.25