Dimethoxymethane (Methylal) from Germany

Dimethoxymethane, also known as methylal, is the dimethyl acetal of formaldehyde and an acyclic ether of monohydric methanol. Used as a solvent and chemical intermediate, it qualifies under HTS 2909.19.18.00 as an 'other' acyclic ether of monohydric alcohols per Chapter 29 definitions. This excludes it from cyclic acetal provisions.

Duty Rate — Germany → United States

5.5%

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

Import Tips

Declare exact chemical composition and CAS number (109-87-5) on commercial invoice

Provide flammability data and flash point for proper hazmat classification

Avoid retail packaging that might reclassify under Chapter 38 preparations