CAS Number7783-00-8
SynonymsMonohydrated selenium dioxide; Selenium dioxide,monohydrated; EINECS 231-974-7; selenic(IV) acid; seleniums acid; EINECS 231-957-4; MFCD00134090; Selenious acid (H2SeO3); selenious acid
Molecular FormulaH2SeO3
Molecular Weight128.97
Purity98%
Density4.81 g/mL at 25ºC(lit.)
Boiling Point684.9ºC(lit.)
Melting Point70 °C ((lit.))
Appearancesolid
EINECS231-974-7
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 7783-00-8 |
| Catalog No. | 2A-9015585 |
| Chinese Name | 亚硒酸 |
| Synonyms | Monohydrated selenium dioxide; Selenium dioxide,monohydrated; EINECS 231-974-7; selenic(IV) acid; seleniums acid; EINECS 231-957-4; MFCD00134090; Selenious acid (H2SeO3); selenious acid |
| Molecular Formula | H2SeO3 |
| Molecular Weight | 128.97 |
| Purity | 98 |
| Density | 4.81 g/mL at 25ºC(lit.) |
| Boiling Point | 684.9ºC(lit.) |
| Melting Point | 70 °C ((lit.)) |
| Appearance | solid |
| Water Solubility | H2O: soluble | 167 g/100 mL (20 ºC) |
| Storage Condition | 1. Keep the receptacle sealed 2. Place in a tight |
| Packaging | III |
| EINECS | 231-974-7 |
| PubChem ID | 24852658 |
| MDL Number | MFCD00011331 |
| SMILES | O[Se](O)=O |
| InChI | 1S/H2O3Se/c1-4(2)3/h(H2,1,2,3) |
| InChI Key | MCAHWIHFGHIESP-UHFFFAOYSA-N |
| NACRES Code | NA.22 |
| UNSPSC | 12352301 |
| MSDS | msds/15585_1_7783_00_8.pdf |
| Related Products in Specialty Chemicals | ||
|---|---|---|
| Scandium sulfate octahydrate | 52788-54-2 | 2A-9015580 |
| Sebacic acid | 111-20-6 | 2A-9015581 |
| sec-butyl acetate | 105-46-4 | 2A-9015582 |
| sec-Butyl amine | 13952-84-6 | 2A-9015583 |
| Selenic acid | 7783-08-6 | 2A-9015584 |
| Selenium | 7782-49-2 | 2A-9015586 |
| Selenium bromide | 7789-52-8 | 2A-0200897 |
| Selenium dichloride oxide | 7791-23-3 | 2A-9015588 |
| Selenium dioxide | 7446-08-4 | 2A-9015589 |
| Selenium(IV)fluoride | 13465-66-2 | 2A-9015590 |
| Browse all Specialty Chemicals products » | ||
Phone:
630-322-8886
630-322-8887
Email:
Office Locations:
Chicago, IL, USA
San Francisco, CA, USA
EN
SDS