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Magnesium-25 Carbonate

Magnesium-25 enriched magnesium carbonate for nutrition studies and isotope dilution analysis. Classified HTS 2845.90.0100 as isotope compound.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2836Lower: 16.2% vs 37.5%

If natural magnesium carbonate

Regular MgCO3 in 2836 carbonates; 25Mg enrichment makes it specific isotope compound of 2845.

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Import Tips & Compliance

Include bioavailability study protocol; comply with dietary supplement regs if applicable; stability testing data