Difference between revisions of "Sodium selenite"
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== Description == | == Description == | ||
| − | White, water-soluble, hexagonal crystals. Sodium selenite is used in the manufacture of [ | + | White, water-soluble, hexagonal crystals. Sodium selenite is used in the manufacture of [[glass|glass]] to remove the green color caused by trace [[iron|iron]] components. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| Line 7: | Line 7: | ||
sodium selenite pentahydrate; selenious acid disodium salt | 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: [https://www.fishersci.com/store/msds?partNumber=AC200730250&productDescription=SODIUM+SELENITE%2C+ANHYDRO+25GR&vendorId=VN00032119&countryCode=US&language=en SDS] | ||
| + | |||
| + | == Physical and Chemical Properties == | ||
Soluble in water. | Soluble in water. | ||
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|- | |- | ||
! scope="row"| Molecular Weight | ! scope="row"| Molecular Weight | ||
| − | | | + | | 332.01 |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
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* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 | ||
Latest revision as of 12:00, 28 September 2022
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