Deuterated Water D2O for Mass Spectrometry 99.9% Purity from Mexico
Deuterated water (D2O) at 99.9% purity used as a solvent and internal standard in mass spectrometry and isotopic labeling studies. It is an inorganic compound of deuterium isotope under HTS 2845.10.00.00.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include MSDS with deuterium content declaration; declare as research chemical to avoid general chemical tariffs
• Watch for volume limits on air shipments due to liquid restrictions