Lab Grade Magnesium Sulfate Desiccant from Mexico
Lab-grade anhydrous MgSO4 packaged for organic chemistry drying applications. Classified HTS 2833.21.00.00 as chemically defined magnesium sulfate. Granular form indicates prior firing to remove water.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Specify 'for laboratory use' on packaging; provide 99%+ purity CoA; small retail packs risk 3824 if considered preparations