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Sodium selenite, anhydrous, 99% min, typically 99.75% min (metals basis)

Catalog No. p-7049046
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AA1258522 100 g
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Catalog No. AA1258522 Supplier Thermo Scientific Chemicals Supplier No. 01258522
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In glass manufacturing | CAS: 10102-18-8 | Na2O3Se | 172.948 g/mol

In glass manufacturingSodium selenite is used in the manufacture of colorless glass. It acts as an ingredient in some food supplements. It is an animal feed used in pet foods.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS 10102-18-8
Molecular Formula Na2O3Se
Molecular Weight (g/mol) 172.948
MDL Number MFCD00003489
InChI Key BVTBRVFYZUCAKH-UHFFFAOYSA-L
Synonym sodium selenite, disodium selenite, natriumselenit, selenious acid, disodium salt, natriumselenit german, disodium selenium trioxide, unii-hiw548rq3w, selenious acid disodium salt, ccris 1260, hsdb 768
PubChem CID 24934
ChEBI CHEBI:48843
IUPAC Name disodium;selenite
SMILES [O-][Se](=O)[O-].[Na+].[Na+]

Specifications

Melting Point >350°C
Color White
pH 9
Physical Form Powder
Quantity 100 g
Linear Formula Na2SeO3
UN Number UN2630
Merck Index 14,8673
Solubility Information Freely soluble in water; Insoluble in alcoholSoluble in water; Insoluble in alcohol and ethanol.
Formula Weight 172.94
Percent Purity ≤99%
Odor Odorless
Sensitivity Hygroscopic
Assay Typically ≤99.75% (metals basis)
Chemical Name or Material Sodium selenite, Anhydrous
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Hazard Category H300-H317-H331
Hazard Statement GHS H Statement
H300-H331-H317
Fatal if swallowed.
Toxic if inhaled.
May cause an allergic skin reaction.
Precautionary Statement P261-P264b-P270-P271-P272-P280g-P280i-P301+P310-P302+P352-P304+P340-P311-P330-P333+P313-P361-P363-P501c
DOTInformation Transport Hazard Class: 6.1; Packing Group: I; Proper Shipping Name: SELENITES
EINECSNumber 233-267-9
RTECSNumber VS7350000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only