Potassium tellurite hydrate
Potassium tellurite hydrate (CAS: 123333-66-4), with the chemical formula K2TeO3 · xH2O, is an inorganic compound supplied by Tech Serve Solutions. It is a potassium salt of tellurous acid, typically appearing as a white crystalline solid. Potassium tellurite hydrate finds application as a reagent in various chemical syntheses and is a crucial component in microbiological media for the selective isolation of certain bacteria.
Microbiological Media
Potassium tellurite hydrate is widely used in selective microbiological media, such as tellurite agar, to inhibit the growth of Gram-negative bacteria while allowing Gram-positive bacteria to proliferate. This selective property is invaluable for isolating specific bacterial species in clinical and research settings.
Chemical Reagent
As an inorganic tellurium compound, it serves as a reagent in various chemical reactions and syntheses. It is particularly useful in studies involving tellurium chemistry or as a precursor for the synthesis of other tellurium-containing materials.
Materials Science
Potassium tellurite hydrate is employed in materials science research, potentially as a precursor for the development of tellurium-based functional materials, including semiconductors or thermoelectric compounds.
| Molecular weight | 253.79 (anhydrous basis) |
|---|---|
| Linear formula | K2TeO3 · xH2O |
| Assay | ≥90% |
Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3284 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-36/37/38 |
| Safety statements (S) | 26-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Potassium tellurite hydrate used for?
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Potassium tellurite hydrate is primarily used in selective microbiological media for bacterial isolation and as a chemical reagent in various synthetic and materials science applications.
What is the CAS number and chemical formula for Potassium tellurite hydrate?
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The CAS number for Potassium tellurite hydrate is 123333-66-4, and its chemical formula is K2TeO3 · xH2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Potassium tellurite hydrate with an assay of ≥90%. This product is a technical or research grade chemical and is not represented as USP, BP, EP, or pharmacopoeia grade.
What are the safety and handling precautions for Potassium tellurite hydrate?
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Potassium tellurite hydrate is classified as toxic if swallowed (H301) and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handling requires appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a P2 respirator. Strict adherence to safety protocols is essential.
How is Potassium tellurite hydrate packed, shipped, and exported?
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Potassium tellurite hydrate is carefully packed according to international shipping regulations for hazardous materials. Tech Serve Solutions has extensive experience in exporting chemicals globally, ensuring compliance with all relevant transport and customs requirements.
How can I request a sample or quote for Potassium tellurite hydrate?
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To request a sample or a quote for Potassium tellurite hydrate, please contact the Tech Serve Solutions sales team via our website or by phone, providing your specific requirements and shipping details.
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