Sodium selenite
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Description
White, water-soluble, hexagonal crystals. Sodium selenite is used in the manufacture of Glass to remove the green color caused by trace Iron components.
Synonyms and Related Terms
sodium selenite pentahydrate; selenious acid disodium salt
Risks
- Highly toxic by ingestion, inhalation and skin absorption.
- Skin contact causes burns.
- Decomposes with acid to form the toxic gas hydrogen selenide.
- ThermoFisher: SDS
Physical and Chemical Properties
Soluble in water.
| Composition | Na2SeO3 - 5H2O |
|---|---|
| CAS | 26970-82-1 |
| Molecular Weight | 332.01 |
Resources and Citations
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entyr 8822