60539
Potassium tellurite
≥95.0% (calc. on dry substance, RT)
Synonym(s):
Dipotassium tellurite
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About This Item
Linear Formula:
K2TeO3
CAS Number:
Molecular Weight:
253.79
MDL number:
UNSPSC Code:
41171614
PubChem Substance ID:
EC Number:
232-213-1
NACRES:
NA.23
Quality Segment
assay
≥95.0% (calc. on dry substance, RT)
form
solid
composition
K₂TeO₃
reaction suitability
core: potassium, core: tantalum
SMILES string
O=[Te](O)O
InChI
1S/H2O3Te/c1-4(2)3/h(H2,1,2,3)
InChI key
SITVSCPRJNYAGV-UHFFFAOYSA-N
General description
Potassium tellurite (K2TeO3) is an inorganic compound consisting of potassium and tellurite ions. It appears as a white crystalline solid and is soluble in water. The compound is primarily used in various industrial and laboratory applications, including as a reagent in chemical synthesis and as an antimicrobial agent. It also exhibits significant optical properties, which are leveraged in the development of advanced optical materials and devices. Additionally, potassium tellurite is used in the synthesis of tellurium-based nanomaterials, which have applications in electronics and photonics.
Application
Potassium tellurite can be used as a precursor in the synthesis of tellurium-based thin-film solar cells. Its role in the formation of tellurium compounds can enhance the efficiency of photovoltaic devices. Additionally, potassium tellurite is also used in the synthesis of tellurium nanostructures, which have potential applications in electronics, sensors, and catalysis due to their unique optical and electronic properties.
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Signal Word
Danger
Hazard Codes
Precautionary Statements
Hazard Classifications
Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
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