Hot sale Manganese Dioxide - price for tellurium powder Te 99.99% – Xinglu
Hot sale Manganese Dioxide - price for tellurium powder Te 99.99% – Xinglu Detail:
Product Description
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
Te % |
99.99 min |
Al |
5 |
Cu |
10 |
Fe |
5 |
Pb |
15 |
Bl |
5 |
Na |
20 |
Si |
5 |
S |
10 |
Se |
15 |
As |
5 |
Mg |
5 |
Total content of impurity |
100max |
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Our goal is to satisfy our customers by offering golden service, good price and high quality for Hot sale Manganese Dioxide - price for tellurium powder Te 99.99% – Xinglu, The product will supply to all over the world, such as: moldova, Lithuania, America, Our experience makes us important in our customer eyes. Our quality speaks itself the properties like it do not tangle, shed or breakdown, so that are our customers will always be confident while placing an order.
By Adela from Florence - 2018.11.04 10:32
We are old friends, the company's product quality has been always very good and this time the price is also very cheap.
By Florence from Colombia - 2017.05.02 11:33