Magnesium Ascorbate Crystals
Magnesium ascorbate, a crystalline salt of ascorbic acid with magnesium, offering high bioavailability for mineral-vitamin combination supplements. As an inorganic salt of an organic compound, it is classified with the parent Vitamin C compound under this tariff item.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is a mixture of ascorbic acid and a magnesium compound rather than a true salt
Physical mixtures of vitamins are classified under intermixtures, not as unmixed derivatives.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the stoichiometric ratio of ascorbic acid to magnesium to support classification as a salt of Vitamin C
• If the product is a physical mixture rather than a true salt, it may fall under intermixtures (2936.90.00)
• Ensure the product is not put up for retail sale to avoid reclassification under heading 3004
Related Products under Tariff item 2936.27.00
Ascorbic Acid 99% Min Technical Grade
Ascorbic acid (Vitamin C) in technical grade with a minimum purity of 99%, presented as a separate chemically defined organic compound. It is used primarily as a vitamin in food and pharmaceutical manufacturing, and meets the criteria of Chapter 29 Note 1(a) for classification under this tariff item.
Ascorbic Acid DC Granules
Direct compression granules of ascorbic acid containing minimal excipients for tablet manufacturing. The granules are essentially Vitamin C with incidental processing aids, and remain classifiable as an unmixed vitamin derivative under this tariff item.
Ascorbic Acid Powder Food Grade
Fine crystalline ascorbic acid powder of food grade, used for fortification and preservation in the food industry. It is a separate chemically defined compound, and its food-grade quality does not alter its classification as an unmixed vitamin under this tariff item.
Ascorbyl Glucoside Powder
Ascorbyl glucoside, a water-soluble derivative of Vitamin C where glucose is attached, used primarily as a stable form of Vitamin C in cosmetics. As a derivative used primarily as a vitamin, it falls under this tariff item per Chapter 29 Note 1(c).
Ascorbyl Palmitate NF Grade
Ascorbyl palmitate, a fat-soluble ester of ascorbic acid and palmitic acid, used as an antioxidant in foods and cosmetics. Per Chapter 29 Note 5(A), esters are classified with the compound occurring last in numerical order; since palmitic acid (heading 2915) comes after ascorbic acid (heading 2936), the ester is classified under heading 2936, and specifically under this item as a Vitamin C derivative.
Calcium Ascorbate Fine Powder
Calcium ascorbate, a buffered salt of ascorbic acid combined with calcium, used in chewable tablets and immune supplements. Per Chapter 29 Note 5(C)(1), inorganic salts of organic compounds are classified with the organic compound, so this falls under the Vitamin C tariff item.