Calcium Gluconate Dihydrate Crystals from Japan
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 — Japan → United States
15%
Rate breakdown
9903.04.6211.3%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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