VAQORAMercuric oxide, red, GR 99%+
Synonyms: Mercury(II) oxide · Mercuric oxide, red · Red Precipitate · Red mercuric oxide
CAS No.21908-53-2
FormulaHgO
Mol. weight216.59
Catalogue No.VQ-014939
Purity≥99%
HSN28521000
Mercuric oxide, red (CAS 21908-53-2) – refractory / heavy metal compound, AR grade, ≥99%. HgO, MW 216.59. Vaqora Chemicals: COA, global shipping.
Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing
About Mercuric oxide, red, GR 99%+
Listed under CAS 21908-53-2, Mercuric oxide, red is a refractory / heavy metal compound available from Vaqora Chemicals (AR grade) at a purity of ≥99%. The compound has the formula HgO, corresponding to a molecular weight of 216.59 g/mol. Systematically, it is named oxomercury. Common synonyms include Mercury(II) oxide and Red Precipitate.
In its supplied form it is a red to orange powder to crystalline powder. Literature values give a melting point of 500 °C. Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Danger” with 6 hazard statements. Review the Safety Data Sheet before use.
It is commonly used for materials research and chemical synthesis. Buyers come mainly from academic and industrial research.
Vaqora Chemicals supplies Mercuric oxide, red in 50 g, 100 g and 500 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.
Typical applications
- Materials research
- Chemical synthesis
Industries
Grade guides
Specifications & identifiers
| Product name | Mercuric oxide, red, GR 99%+ |
|---|---|
| Catalogue No. | VQ-014939 |
| CAS Number | 21908-53-2 |
| IUPAC name | oxomercury |
| Molecular formula | HgO |
| Molecular weight | 216.59 g/mol |
| Exact mass | 217.9656 |
| Grade | AR |
| Purity / assay | ≥99% |
| HSN code | 28521000 |
| InChIKey | UKWHYYKOEPRTIC-UHFFFAOYSA-N |
| SMILES | O=[Hg] |
| PubChem CID | 30856 |
| Physical form | Powder |
|---|---|
| Appearance | Red to orange powder to crystalline powder |
| Melting point | 500 °C |
| H-bond donors / acceptors | 0 / 1 |
| TPSA | 17.1 Ų |
| UN number | UN 1641 |
| Synonyms | Mercury(II) oxide, Mercuric oxide, red, Red Precipitate, Red mercuric oxide, Mercury oxide (HgO), Mercuric oxide, yellow, Santar M, Yellow precipitate, Mercuric oxide red, Natural montroydite, Mercury(2+) oxide, Red oxide of mercury |
Safety & hazard information (GHS)
Signal word: Danger
Hazard statements
H300Fatal if swallowedH310Fatal in contact with skinH330Fatal if inhaledH373May causes damage to organs through prolonged or repeated exposureH400Very toxic to aquatic lifeH410Very toxic to aquatic life with long lasting effects
Precautionary statements: P260, P262, P264, P270, P271, P273, P280, P284, P301 + P316, P302 + P352, P304 + P340, P316, P319, P320, P321, P330, P361 + P364, P391, P403 + P233, P405, P501
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Other grades of CAS 21908-53-2
Frequently asked questions
What is the CAS number of Mercuric oxide, red, GR 99%+?
The CAS Registry Number of Mercuric oxide, red, GR 99%+ is 21908-53-2. It is also known as Mercury(II) oxide, Mercuric oxide, red, Red Precipitate.
What is the molecular formula and molecular weight of Mercuric oxide, red, GR 99%+?
Mercuric oxide, red, GR 99%+ has the molecular formula HgO and a molecular weight of 216.59 g/mol. Its IUPAC name is oxomercury.
Which grade and pack sizes of Mercuric oxide, red, GR 99%+ can I order?
We supply Mercuric oxide, red, GR 99%+ in AR (≥99%) grade, in 50 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.
Do you provide a COA and SDS with Mercuric oxide, red, GR 99%+?
Yes. Every lot of Mercuric oxide, red, GR 99%+ is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.
Can Mercuric oxide, red, GR 99%+ be shipped internationally?
Yes. Mercuric oxide, red, GR 99%+ is classified as hazardous (UN 1641), so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about Mercuric oxide, red, GR 99%+
We reply within one business day with price, pack options, lead time and documentation.
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