High Purity Tellurium (Te)

13494-80-9

5N-7N

Irregular  lump  1-20mm

Tellurium Powder    (Te)

13494-80-9

4N-5N

100-325 mesh

Tellurium Shot       (Te)

13494-80-9

4N-6N

0.5-5mm

Tellurium Dioxide    (TeO2)

7446-07-3;11099-09-5

4N-5N

white powder

Distilled Tellurium

13494-80-9

5n

lump

Cadmium Telluride (CdTe)

1306-25-8

4N

Black powder mesh 100

Hazards:

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

Applications:

Tellurium could be used in different fields, according to its purity. It could be used as infrared detector materials, solar cell material, cooling material and so on. Mainly applied for compound semi-conductor, solar energy cell, electrothermic transition element, cooling element,air-sensitive,thermosensitive,pressure-sensitive,photosensitive,piezo-electric crystal and nuclear radiation detect, infrared detector and basic material.

CAS:                           

13494-80-9

Atomic Number:

52

Atomic Weight:

127.60

Density:

6.24 gm/cc

Melting Point:

449.5 ℃

Boiling Point:

989.8 ℃

Thermal Conductivity:

 -

Electrical Resistivity:

4.36x10(5) microhm-cm @ 25 ℃

Electronegativity:

2.1 Paulings

Specific Heat:

0.0481 Cal/g/oK @ 25℃

Heat of Vaporization:

11.9 K-Cal/gm atom at 989.8 ℃

Heat of Fusion:

3.23 Cal/gm mole

Cu

0.5 max

Ag

0.2 max

Mg

0.2 max

Sb

/

Ni

0.5 max

Zn

0.5 max

Bi

0.5 max

Mn

0.2 max

Ca

1.0 max

Fe

1.2 max

Cd

0.5 max

Cr

0.1 max

As

/

Si

1.0 max

Al

0.5 max

Se

2.0 max

Pb

0.5 max

Sn

0.2 max

Na

0.5 max