Technical Grade Ammonium Heptamolybdate
Technical grade ammonium heptamolybdate is used in petroleum refining catalysts. As a chemically defined ammonium salt of molybdic acid, it is classifiable under tariff item 2841.70.00 as a molybdate.
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 |
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Import Tips & Compliance
• Verify the product meets Chapter 28 Note 1(a) requirements for separate chemically defined compounds
• If the product contains impurities, ensure they do not render it particularly suitable for a specific use
Related Products under Tariff item 2841.70.00
Ammonium Heptamolybdate
Ammonium heptamolybdate tetrahydrate is a white crystalline powder used as a precursor in molybdenum metal production and as a catalyst in chemical reactions. It is a chemically defined ammonium salt of molybdic acid, classifiable under tariff item 2841.70.00 as a molybdate.
Ammonium Molybdate Crystals
Crystalline ammonium molybdate used in electroplating solutions is a chemically defined ammonium salt of molybdic acid. It is classifiable under tariff item 2841.70.00 as a molybdate, regardless of its intended use in electroplating.
Ammonium Molybdate for Pigment Production
Specialty ammonium molybdate used in manufacturing molybdenum pigments for paints is a chemically defined ammonium salt of molybdic acid. It falls under tariff item 2841.70.00 as a molybdate, even when produced for a specific pigment application.
Ammonium Molybdate Solution Precursor Crystals
Ammonium molybdate crystals that dissolve into solutions for corrosion inhibitors are a chemically defined ammonium salt of molybdic acid. They are classifiable under tariff item 2841.70.00 as molybdates in solid form.
Ammonium Molybdate Tetrahydrate
Ammonium molybdate tetrahydrate is a chemically defined ammonium salt of molybdic acid used as an analytical reagent and agricultural nutrient. It is classifiable under tariff item 2841.70.00 as a molybdate.
Ammonium Paramolybdate
Ammonium paramolybdate is a key industrial chemical for pigment production and alloy manufacturing. As a chemically defined ammonium salt of molybdic acid, it is classifiable under tariff item 2841.70.00 as a molybdate.