Vitamin D3 500,000 IU/g Powder from Mexico
High-potency Vitamin D3 powder standardized at 500,000 International Units per gram, used primarily as a vitamin in supplement manufacturing. Classified under HTS 2936.29.50.20 as cholecalciferol derivative meeting purity standards for unmixed vitamins. The powder form contains minimal stabilizer per Chapter 29 note (f).
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Potency testing by third-party lab required; retain HPLC chromatograms for customs verification
• Declare as 'not for retail sale' to maintain bulk chemical status vs. consumer product
• Temperature-controlled shipping mandatory (<25°C) to preserve vitamin activity