2019 New Style Nano Copper Oxide - price for tellurium powder Te 99.99% – Xinglu

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All we do is usually connected with our tenet " Consumer initial, Rely on 1st, devoting around the food stuff packaging and environmental safety for Alcr10 Alloys, Alsi20 Alloys, Aluminium Nitride Nano Powder, Our customers mainly distributed in the North America, Africa and Eastern Europe. we will source top quality goods using the really aggressive selling price.

2019 New Style Nano Copper Oxide - price for tellurium powder Te 99.99% – Xinglu Detail:

buy china factory price for tellurium powder 4n 99.99%

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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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