Calcium Gluconate Dihydrate Crystals from Mexico
Crystalline dihydrate form of calcium gluconate offering better solubility for aqueous formulations. HTS 2918.16.5020 covers all hydration states of this specific salt per chapter salt classification rules. Used in effervescent tablets.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• XRD crystal structure report confirms dihydrate form vs monohydrate
• Loss on drying (LOD) 7-11% validates hydration state for customs
• Dust-free packaging prevents anti-dusting agent addition issues