Mercuric Oxide Red
Red mercuric oxide (HgO) is a scarlet, crystalline powder widely used in the production of batteries, as a chemical reagent, and in pigment applications. As a chemically defined inorganic compound of mercury, it is classified under tariff item 2852.10.00, which covers such mercury compounds regardless of whether they are organic or inorganic in nature.
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:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is a colloidal precious metal compound or a mercury amalgam
Amalgams of mercury are excluded from heading 2852 and may fall under heading 2843 for colloidal precious metals or amalgams.
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
• Ensure the product is clearly labeled as chemically defined mercuric oxide (HgO) with purity specifications, as this supports classification under 2852.10.00
• Verify whether the mercury content triggers any import permits under Canada's Chemicals Management Plan or the Export and Import Permits Act
• Keep detailed records of the end-use (e.g
• battery production) in case CBSA requests justification for the tariff classification
Related Products under Tariff item 2852.10.00
Dimethylmercury
Dimethylmercury ((CH3)2Hg) is an extremely toxic volatile organomercury compound used in research. It is a chemically defined organic compound of mercury, meeting the criteria of Chapter 28 Note 1(a) and Chapter 28 Note 2. This product is classified under tariff item 2852.10.00 as a chemically defined mercury compound.
Ethylmercury Chloride
Ethylmercury chloride (C2H5HgCl) is an organomercury compound used in organic synthesis research. It is a chemically defined organic compound of mercury, meeting the criteria of Chapter 28 Note 1(a). This product falls under tariff item 2852.10.00 as a chemically defined mercury compound.
Mercuric Acetate
Mercuric acetate (Hg(CH3COO)2) is a white crystalline organomercury compound used in organic synthesis. Though organic, it qualifies as a chemically defined mercury compound under Chapter 28 Note 2, which includes organic products in heading 28.52. This product falls under tariff item 2852.10.00.
Mercuric Bromide
Mercuric bromide (HgBr2) is a white crystalline compound used in photography and medicine. It is a chemically defined inorganic compound of mercury, meeting the criteria of Chapter 28 Note 1(a). This product is classified under tariff item 2852.10.00.
Mercuric Chloride
Mercuric chloride (HgCl2), also known as corrosive sublimate, is a white crystalline inorganic compound of mercury used in laboratory reagents and as a fungicide. It is a chemically defined compound, meeting the criteria of Chapter 28 Note 1(a). This product is classified under tariff item 2852.10.00.
Mercuric Cyanide
Mercuric cyanide (Hg(CN)2) is a highly toxic white powder used in gold mining and electroplating. It is a chemically defined mercury compound, meeting the criteria of Chapter 28 Note 1(a). This product falls under tariff item 2852.10.00, distinct from inorganic base cyanides.