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Tellurium(IV) oxide, tech., Thermo Scientific Chemicals

Product Code. 11350769
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Quantity:
50 g
250 g

Description

It is used as an acousto-optic material and a conditional glass former. The glasses of tellurium oxide have high refractive indices. Owing to the transmission into mid-infrared part of the electromagnetic spectrum, tellurium oxide is of technological interest for optical waveguides. It is also employed in optical fibre amplification.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7446-07-3
Molecular Formula O2Te
Molecular Weight (g/mol) 159.60
MDL Number MFCD00011263
InChI Key LAJZODKXOMJMPK-UHFFFAOYSA-N
Synonym tellurium iv oxide, tellurium oxide teo2, tellurite teo2, teo2, unii-397e9rke83, oxotellane oxide, telluride oxide, 6-chlorobutyric acid, acmc-1bglq
PubChem CID 62638
SMILES O=[Te]=O

Specifications

Melting Point 733°C
Physical Form Powder
Quantity 250 g
Solubility Information Practically insoluble in water. Soluble in NaOH solutions and HCl
IUPAC Name (oxo-λ⁴-tellanylidene)oxidane
Formula Weight 159.6
Grade Technical
Density 5.8
Chemical Name or Material Tellurium(IV) Oxide

Safety and Handling

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Signal Word
  • Danger
 Hazard Category
  • Acute toxicity Category 4
  • LONG-TERM AQUATIC HAZARD Chronic 2
  • Reproductive toxicity on or via lactation
  • Reproductive toxicity Category 1B
  • Skin sensitiser Category 1
 Hazard Statement
  • H317-May cause an allergic skin reaction.
  • H332-Harmful if inhaled.
  • H360Df-May damage the unborn child. Suspected of damaging fertility.
  • H362-May cause harm to breast-fed children.
  • H411-Toxic to aquatic life with long lasting effects.
 Precautionary Statement
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P312-Call a POISON CENTER/doctor/if you feel unwell.
  • P333+P313-If skin irritation or rash occurs: Get medical advice/attention.

RUO – Research Use Only

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