High Purity Tellurium
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tellurium

 

MATERIAL OVERVIEW

Characteristics: Silvery white, lustrous, solid metal characteristics. Soluble in sulfuric acid, nitric acid, potassium hydroxide and potassium cyanide solution. Insoluble in water. Imparts garlic-like odor to breath, can be depilatory. It is a p-type semiconductor and its conductivity is sensitive to light exposure.

Hazards: (Metal and compounds, as Te): Toxic by inhalation. Tolerance, 0.1 mg/m3 of air.

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GENERAL PROPERTIES

Symbol:

Te

Atomic Number:

52

Atomic Weight:

127.60

Density:

6.24 gm/cc

Melting Point:

449.5 oC

Boiling Point:

989.8 oC

Thermal Conductivity:

-

Electrical Resistivity:

4.36x10(5) microhm-cm @ 25 oC

Electronegativity:

2.1 Paulings

Specific Heat:

0.0481 Cal/g/K @ 25 oC

Heat of Vaporization:

11.9 K-Cal/gm atom at 989.8 oC

Heat of Fusion:

3.23 Cal/gm mole

 

TYPICAL ANALYSES

Impurities in ppm

Material / Purity:

4N

5N

Cu <2 2
Mg <2 <1
S <10 -
Si <2 <1
Al - <1
Fe <1 1
Pb <1 -
Se <50 <5
Ni - <1
Ca - <1

 

TELLURIUM POWDER, SHOT, PELLETS, & INGOT

Material

Purity

Tellurium Lump 3N, 4N, 5N
Tellurium Shot 5N
Telllurium Powder -100 Mesh 3N
Tellurium Powder -200 mesh 3N
Tellurium Powder -325 Mesh 3N, 5N

Powder, shot, pellets, and ingots are packaged to order and sold by the gram or kilogram.



Material Safety Data Sheet - MSDS
Tellurium MSDS
Technical Data Sheets
Tellurium
Tellurium Copper
Understanding Mesh Sizes
 
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