P0677

Potassium tellurite

≥90%

• Synonym(s): Dipotassium tellurite, Potassium tellurate, Potassium tellurium oxide
• Empirical Formula (Hill Notation): K₂TeO₃
• CAS Number: 7790-58-1
• Molecular Weight: 253.79
• EC Number: 232-213-1
• UNSPSC Code: 41171614
• PubChem Substance ID: 57654497
• NACRES: NA.23

Properties

• Quality Level: 300
• Assay: ≥90%
• form: powder
• SMILES string: O=[Te](O)O
• InChI: 1S/H2O3Te/c1-4(2)3/h(H2,1,2,3)
• InChI key: SITVSCPRJNYAGV-UHFFFAOYSA-N

Description

General description

Potassium tellurite is a hygroscopic granular white powder. It decomposes at 460-470^oC.

Application

Potassium tellurite along with agar may be used as a component of a selective medium for growth of bacteria.

Safety Information

• Pictograms: GHS06
• Signal Word: Danger
• Hazard Statements: H301,H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P301 + P310 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 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
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves