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Home > Offer to Sell > Metals and Minerals > Metal > high purity tellurium 99.99% 4n 5n 6n 7n tellurium ingot

high purity tellurium 99.99% 4n 5n 6n 7n tellurium ingot

Inquiry
  Post Date: Aug 31,2016
  Expiry Date: Sep 07,2016
  Detailed Description: Cas No. :13494-80-9 Quantity: 1Kilograms
Specs:4n-7n
Price:40-70 USD Kilograms
Payment Method: L/C,D/A,D/P,T/T,Western Union,MoneyGram
1. MATERIAL OVERVIEW

Characteristics:
Silvery white, lustrous, solid metal. 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.

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.



2. GENERAL PROPERTIES



Symbol: Te
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


3. Specification

Impurities in ppm

Te % 99.999 min
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

  CAS Registry Number:

13494-80-9

  Synonyms: ;TelluriumpowderNmesh;Tellurium broken ingot (99.99+%);Telluriumingotbrokenpieces;Tellurium powder;TellurStcke;TelluriumchunkN;TelluriumpiecesN;Tellurium solution 1000 ppm;Tellurium solution 10 000 ppm;hydrogen telluride;tellurium;
  Molecular Formula: Te
  Molecular Weight: 127.6
  Molecular Structure: 13494-80-9 Tellurium atomic absorption standard solution
  Hazard Symbols:  T:Toxic;
  Risk Codes: R25:Toxic if swallowed.;
  Safety Description: S22:Do not inhale dust.;
S24/25:Avoid contact with skin and eyes.;

  Company: Wuhan Xinrong New Material Co.,Ltd     [ China ]        
  Contact: Kathy
  Tel: +86-027-86699856
  Fax: 027-87868992
  Email: sale05@91material.com
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