Calcium Iodide Tetrahydrate
Calcium iodide tetrahydrate is employed in X-ray contrast media precursors and iodine supplements. It is a chemically defined iodide of calcium with water of crystallization, classified under this tariff item as an iodide compound.
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:
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
• Verify the tetrahydrate form through laboratory analysis to avoid misclassification
• Ensure proper labeling with the chemical name and CAS number
• If used in medical applications, check Health Canada regulations for precursor chemicals
Related Products under Tariff item 2827.60.00
ACS Reagent Potassium Iodide
ACS reagent potassium iodide is high-purity material meeting American Chemical Society standards for analytical chemistry laboratory use. As a chemically defined iodide of potassium, it is classified under this tariff item.
Ammonium Iodide Crystals
Ammonium iodide crystals serve as expectorants in pharmaceuticals, photographic chemicals, and feed additives. As an ammonium salt of iodide, it is classified under this tariff item per Chapter 28 Note 5.
Calcium Iodide Anhydrous
Calcium iodide anhydrous is a white crystalline salt used in pharmaceutical manufacturing and as a feed additive for livestock. It is a chemically defined iodide of calcium, meeting the requirements of Chapter 28 Note 1(a).
Calcium Iodide Dihydrate
Calcium iodide dihydrate is a hydrated form used in nutritional supplements and photography chemicals. As a hydrate of a chemically defined iodide, it is classified under this tariff item per Chapter 28 Note 1(b) which covers products dissolved in water or containing water of crystallization.
Copper(I) Iodide Crystals
High-purity copper(I) iodide crystals are used in semiconductor doping and luminescent materials. As a chemically defined iodide of copper, it falls under this tariff item for iodides and iodide oxides.
Cupric Iodide Fine Powder
Cupric iodide fine powder is used in analytical chemistry standards and as a mordant in dyeing. It is a chemically defined iodide of copper, regardless of valence state, and is classified under this tariff item.