Selenious acid, monosodium salt
Sodium selenite,anhydrous
CAS: 10102-18-8
Molecular Formula: H2NaOSe
Selenious acid, monosodium salt - Names and Identifiers
| Name | Sodium selenite,anhydrous |
| Synonyms | sodium selenite disodium selenite sodium hydrogen selenite Sodium selenite,anhydrous Monohydrated selenium dioxide selenious acid, monosodium salt |
| CAS | 10102-18-8 |
| EINECS | 233-267-9 |
| InChI | InChI=1/Na.OSe/c;1-2/q+1;+2 |
Selenious acid, monosodium salt - Physico-chemical Properties
| Molecular Formula | H2NaOSe |
| Molar Mass | 119.963 |
| Melting Point | >350℃ |
| Water Solubility | 950 g/L (20℃) |
| Use | For the detection of alkaloids and the preparation of red glass and glaze |
Selenious acid, monosodium salt - Risk and Safety
| Hazard Symbols | T+ - Very toxic N - Dangerous for the environment  |
| Risk Codes | R23 - Toxic by inhalation R28 - Very Toxic if swallowed R31 - Contact with acids liberates toxic gas R43 - May cause sensitization by skin contact R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S36/37 - Wear suitable protective clothing and gloves. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| UN IDs | UN 2630 |
Selenious acid, monosodium salt - Nature
Open Data Verified Data
white square prism crystal or crystalline powder. Stable in air. Soluble in water, insoluble in ethanol. Non-combustible. By high heat decomposition of toxic gases.
Last Update：2024-01-02 23:10:35
Selenious acid, monosodium salt - Preparation Method
Open Data Verified Data
prepared by the action of selenous acid and sodium carbonate.
Last Update：2022-01-01 09:03:18
Selenious acid, monosodium salt - Use
Open Data Verified Data
used as an inspection and bacteriological reagent for alkaloids. It can also be used for red glass, seed inspection, glaze color preparation and feed additives.
Last Update：2022-01-01 09:03:19
Selenious acid, monosodium salt - Safety
Open Data Verified Data
rat via LDso;7 mg/kg. Human oral intake of 19, can cause poisoning death. Store in a cool, ventilated warehouse. Keep away from fire and heat source. It should be stored separately from oxidant, acids and edible chemical raw materials. It cannot be mixed with food, food, seeds, feed and various daily necessities.
Last Update：2022-01-01 09:03:19
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