High-Purity Magnesium Hydroxide
High-purity magnesium hydroxide crystals (99.9%) for laboratory and electronic uses. This is a separate chemically defined compound, not doped or processed for specific applications beyond general use.
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 mixed with other substances for specific uses
Pure compounds are covered here, but mixtures fall under other headings.
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
• Keep documentation showing chemical purity and CAS number
• If used in electronics, confirm it is not doped or in wafer form, which would shift classification
• Declare the end-use to avoid misclassification
Related Products under Tariff item 2816.10.00
Food-Grade Magnesium Hydroxide
Food-grade magnesium hydroxide, FCC-grade, used as an acidity regulator in food products. It is a separate chemically defined inorganic compound of magnesium, meeting the purity standards for food additives, and is not a formulated preparation.
Magnesium Hydroxide Flame Retardant
Micronized magnesium hydroxide used as a halogen-free flame retardant in plastics and cables. It is a chemically defined hydroxide of magnesium, even if surface-treated for dispersion, as long as it remains a single compound.
Magnesium Hydroxide for Wastewater
Slurry-grade magnesium hydroxide for wastewater neutralization. This is a pure Mg(OH)2 product in slurry form, not a formulated treatment chemical, and qualifies as a chemically defined compound.
Magnesium Hydroxide Powder
Pharmaceutical-grade magnesium hydroxide powder used as an antacid. It is a pure, chemically defined inorganic hydroxide, not formulated with excipients or other active ingredients.
Magnesium Hydroxide Suspension
Aqueous suspension of magnesium hydroxide for water treatment. This is a solution of a chemically defined compound in water, which is covered by Chapter 28 note 1(b).
Magnesium Peroxide Granules
Granular magnesium peroxide for controlled oxygen release in bioremediation. This is a peroxide of magnesium, a chemically defined compound, and granulation does not alter its classification.