Mercury(II) iodate
Mercury(II) iodate (CAS: 7783-32-6, Formula: Hg(IO3)2, Molar Mass: 550.40 g/mol) is a white crystalline powder. This mercury salt is primarily employed in chemical synthesis and as a reagent in various laboratory applications. It finds utility in inorganic chemistry research and potentially in certain catalytic processes, serving as a source of mercury ions for specialised chemical reactions.

Chemical Synthesis
Mercury(II) iodate serves as a precursor or reagent in the synthesis of other mercury-containing compounds. Its defined stoichiometry allows for precise introduction of mercury and iodate moieties in targeted chemical transformations.
Inorganic Chemistry Research
This compound is utilised in academic and industrial research settings to study the properties and reactions of mercury salts. It can be used to investigate redox chemistry and the formation of coordination complexes.
Catalysis
While specific large-scale applications are limited, Mercury(II) iodate may be explored in research for its potential catalytic properties in certain organic transformations. Its mercury content can influence reaction pathways.
| Molecular weight | 550.40 |
|---|---|
| Linear formula | Hg(IO3)2 |
| Assay | 99% |
| Form | powder |



Hazard statements
- H300Fatal if swallowed
- H310Fatal in contact with skin
- H330Fatal if inhaled
- H373May cause damage to organs through prolonged exposure
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P264Wash thoroughly after handling
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2025 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T+,N |
| Risk statements (R) | 26/27/28-33-50/53 |
| Safety statements (S) | 13-28-45-60-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Mercury(II) iodate used for?
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Mercury(II) iodate is used in chemical synthesis, inorganic chemistry research, and potentially in catalysis. It serves as a reagent for introducing mercury and iodate components into chemical reactions.
What are the CAS number and chemical formula for Mercury(II) iodate?
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The CAS number for Mercury(II) iodate is 7783-32-6 and its chemical formula is Hg(IO3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Mercury(II) iodate with an assay of 99% purity. This is a technical grade material, and we do not represent it as USP, BP, or EP grade.
How should Mercury(II) iodate be handled safely?
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Mercury(II) iodate is acutely toxic if swallowed, in contact with skin, or if inhaled (H300, H310, H330), and may cause damage to organs through prolonged or repeated exposure (H373). It is also very toxic to aquatic life with long-lasting effects (H410). Always use appropriate personal protective equipment including eyeshields, face shields, gloves, and a suitable respirator (e.g., N100 or P3 filter). Handle only in well-ventilated areas or fume hoods. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions.
Is Mercury(II) iodate a controlled substance?
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Based on the provided data, Mercury(II) iodate is classified with hazard codes T+ (Very toxic) and N (Dangerous for the environment), with associated European risk and safety statements. It is shipped under UN 2025, Hazard Class 6.1, Packing Group II. Specific controlled substance status may vary by jurisdiction; please consult your local regulations.
How is Mercury(II) iodate packed and exported?
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Mercury(II) iodate is packed and exported according to strict international regulations for hazardous materials, including UN 2025, 6.1 / PGII classifications, ensuring safe transit globally.
How can I request a quote or sample for Mercury(II) iodate?
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To request a quote or a sample of Mercury(II) iodate, please contact our sales department via the website or direct telephone line, providing your contact details and the quantity required.
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