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Gadolinium Nitrate

Gadolinium nitrate (Gd(NO3)3) is a chemically defined rare earth nitrate under HTS 2834.29.51.00. Critical for MRI contrast agents and nuclear reactor control rods.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	3.5%	+25.0%	28.5%
🇲🇽Mexico	3.5%	—	3.5%
🇨🇦Canada	3.5%	—	3.5%
🇩🇪Germany	3.5%	—	3.5%
🇯🇵Japan	3.5%	—	3.5%

Alternative Classifications

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

2844Lower: 12.5% vs 28.5%

If radioactive gadolinium isotopes

Radioactive isotopes and compounds classify under heading 2844.

2846.90Lower: 16.2% vs 28.5%

If gadolinium rare earth salts

Specific heading 2846 subheading for gadolinium compounds.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

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Import Tips & Compliance

• NRC licensing required for nuclear applications

• Pharmaceutical-grade requires DMF filing for contrast agent precursors

• High-purity (>99.99%) specs prevent mixture classification

Related Products under HTS 2834.29.51.00

Sodium Nitrate Crystals

Sodium nitrate (NaNO3) is a white crystalline inorganic salt classified under HTS 2834.29.51.00 as a nitrate of an inorganic base other than those specified elsewhere. It is commonly used in fertilizers, pyrotechnics, and as a food preservative.

Potassium Nitrate Powder

Potassium nitrate (KNO3), also known as saltpeter, is an inorganic nitrate salt under HTS 2834.29.51.00 for nitrates other than specified types. It serves as an oxidizer in gunpowder, fireworks, and toothpaste formulations.

Barium Nitrate Granules

Barium nitrate (Ba(NO3)2) is a chemically defined inorganic nitrate classified in HTS 2834.29.51.00 as other nitrates. Primarily used in pyrotechnics for green flame production and in glass manufacturing.

Calcium Nitrate Tetrahydrate

Calcium nitrate tetrahydrate (Ca(NO3)2·4H2O) is an inorganic nitrate salt under HTS 2834.29.51.00 for other nitrates. Widely used in agriculture as a water-soluble fertilizer and concrete set accelerator.

Strontium Nitrate Crystals

Strontium nitrate (Sr(NO3)2) is a white crystalline nitrate salt classified under HTS 2834.29.51.00 as other nitrates. Used in fireworks for red flame color and in tracer bullets.

Lithium Nitrate Solution 50%

50% aqueous lithium nitrate (LiNO3) solution qualifies under HTS 2834.29.51.00 as chemically defined nitrates in aqueous form. Applied in pyrotechnics, ceramics, and lithium battery electrolytes.