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Sodium tellurite
Chemical compound / From Wikipedia, the free encyclopedia
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Sodium tellurite is an inorganic tellurium compound with formula Na2TeO3. It is a water-soluble white solid and a weak reducing agent. Sodium tellurite is an intermediate in the extraction of the element, tellurium; it is a product obtained from anode slimes and is a precursor to tellurium.
Quick Facts Names, Identifiers ...
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Names | |
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Other names
Sodium Tellurite IV, Tellurous acid disodium salt | |
Identifiers | |
3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.030.231 ![]() |
EC Number |
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PubChem CID |
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RTECS number |
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UNII | |
UN number | 3288 |
CompTox Dashboard (EPA) |
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Properties | |
Na2TeO3 | |
Molar mass | 221.57774 g/mol |
Appearance | white crystals, powder |
Density | 6.245 g/cm3 |
Melting point | 710 °C (1,310 °F; 983 K) |
soluble greater than or equal to 100 mg/mL at 68°F | |
Structure | |
rhombic | |
Hazards | |
GHS labelling: | |
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Danger | |
H300, H301, H311, H330, H331 | |
P260, P261, P264, P270, P271, P280, P284, P301+P310, P302+P352, P304+P340, P310, P311, P312, P320, P321, P322, P330, P361, P363, P403+P233, P405, P501 | |
Lethal dose or concentration (LD, LC): | |
LD50 (median dose) |
83 mg/kg (rat, oral) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Not to be confused with Sodium telluride.