2930.90.92.51/Ethyl Methanethiosulfonate/Germany

Ethyl Methanethiosulfonate from Germany

Ethyl methanethiosulfonate is a synthetic organo-sulfur reagent used in protein chemistry for cysteine modification. It qualifies under HTS 2930.90.92.51 as an other organo-sulfur compound with S-C bonds, not covered by specific 2930 subheadings. Primarily employed in biochemical research and proteomics.

Duty Rate — Germany → 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

• Provide end-use statement for research vs. commercial to avoid dual-use scrutiny

• Ensure <0.1% heavy metal impurities per USP standards for lab reagent classification

• Package in amber glass with inert atmosphere; light-sensitive nature common inspection issue

Ethyl Methanethiosulfonate from Germany — Import Duty Rate | HTS 2930.90.92.51