214485 Sigma-Aldrich

Sodium selenite




Related Categories Antioxidant, Antioxidant and Free Radical Scavengers, Cancer Research, Cell Biology, Chemical Synthesis,
Quality Level   PREMIUM
assay   99%
mp   >350 °C (lit.)



100, 500 g in poly bottle

5 g in glass bottle

Biochem/physiol Actions

More potent than selenomethionine in reducing carcinogenesis.

Safety & Documentation

Safety Information

Signal word 
Hazard statements 
Supplemental Hazard Statements 
Contact with acids liberates toxic gas.
UN2630 - class 6.1 - PG 1 - EHS - Selenites, HI: all (not BR)
WGK Germany 


Certificate of Analysis

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Certificate of Origin

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Frequently Asked Questions

Which document(s) contains shelf-life or expiration date information for a given product?
If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.
How do I get lot-specific information or a Certificate of Analysis?
The lot specific COA document can be found by entering the lot number above under the "Documents" section.
What is Product 214485, Sodium selenite, soluble in?
Sodium selenite is soluble in water (50 mg/mL), yielding a clear to slightly hazy, colorless to very faint yellow solution.
How stable is Product 214485, Sodium selenite, in solution?
Stock solutions of sodium selenite may be frozen.Working aliquots are stable for 30 days at 2-8 °C.
How should Product 214485, Sodium selenite, be stored?
Sodium selenite should be stored at room temperature in a dry place.Sodium selenite is a moisture sensitive compound.
How do I find price and availability?
There are several ways to find pricing and availability for our products.Once you log onto our website, you will find the price and availability displayed on the product detail page.You can contact any of our Customer Sales and Service offices to receive a quote. USA customers: 1-800-325-3010 orview local office numbers.
What is the Department of Transportation shipping information for this product?
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
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