Mercuric Phosphide Crystals
Mercuric phosphide crystals are high-purity inorganic mercury compounds used in semiconductor research and phosphor production. They are chemically defined and not amalgams, qualifying for tariff item 2852.90.90.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the crystals are cut into discs, wafers, or similar forms for electronics
Chapter 28 Note 8 excludes such forms, classifying them under heading 38.18.
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
• Confirm the crystals are not doped for electronics, as that may shift classification to Chapter 38
• Keep records of purity and chemical composition for CBSA verification
• Check for any restrictions on mercury-containing goods
Related Products under Tariff item 2852.90.90
Dimethylmercury
Dimethylmercury is an extremely toxic volatile organomercury compound used in spectroscopy standards. It is a chemically defined organic compound of mercury, excluding amalgams, and falls under tariff item 2852.90.90.
Mercuric Acetate
Mercuric acetate is an inorganic mercury carboxylate used as a catalyst in organic reactions and gold recovery. It is a chemically defined compound of mercury, excluding amalgams, and falls under tariff item 2852.90.90.
Mercuric Chloride (Corrosive Sublimate)
Mercuric chloride, also known as corrosive sublimate, is an inorganic mercury compound used as a disinfectant and in laboratory applications. It is chemically defined and not an amalgam, falling under tariff item 2852.90.90.
Mercuric Iodide Red
Red mercuric iodide is an inorganic mercury halide used as a semiconductor material and in photography. It is a chemically defined compound of mercury, excluding amalgams, and falls under tariff item 2852.90.90.
Mercuric Nitrate
Mercuric nitrate is a colorless crystalline inorganic mercury compound used in organic synthesis and textile mordanting. It is chemically defined and not an amalgam, falling under tariff item 2852.90.90.
Mercuric Oxide Red
Red mercuric oxide is a granular inorganic mercury compound used in battery production and as a chemical intermediate. It is chemically defined and not an amalgam, falling under tariff item 2852.90.90.