99.99% Tellurium Hlau Te Ingot thiab 13494-80-9
Product Description
| Purity | 99.99% min |
| CAS Nr. | 13494-80-9 ib |
| Molar loj | 127.60 g / mol |
| Melting point | 450 ℃ |
| Boiling point | 988 ℃ |
| Qhov ntom | 6.24 ib |
| Electronegativity | 2.01 Nws |
| Band qhov sib txawv | 0, 35 eV |
| Tshwj xeeb kub | 0.0481 Cal/g/K @ 25°C |
| Ceev lub suab | nyias pas nrig: 2610 m·s-1 (ntawm 20 ° C) |
| Thermal conductivity | 2.35 W / m / K |
| Qauv | Te.3 N | Te.4 N | Te.5 N |
| Te (Min%) | 99.9 ua | 99.99 ib | 99.999 ib |
| impurity | Max ppm | ||
| Ag | 20 | 5 | 0.1 |
| Al | 10 | 8 | 0.4 |
| Cu | 10 | 5 | 0.5 |
| Cd | 10 | 2 | 0.1 |
| Fe | 30 | 10 | 0.2 |
| Mg | 50 | 5 | 0.1 |
| Ni | 50 | 5 | 0.5 |
| Pb | 20 | 10 | 0.5 |
| Sn | 20 | 3 | 1 |
| Zn | 30 | 5 | 0.1 |
| Se | 30 | 15 | 1 |
| Si | 20 | 10 | 0.5 |
| Bi | 30 | 8 | 0.4 |
| Tag nrho | 500 | 100 | 10 |
| Yam ntxwv: Nws muaj cov xim dawb-dawb xim hlau, qhov ntom ntawm 6.25 g / cm3, melting point ntawm 452 ° C, boiling point ntawm 1390 ° C, thiab hardness ntawm 2.5 (Mohs hardness). Muaj ob daim ntawv allotropic, crystalline thiab amorphous.Telluriumhlawv nyob rau hauv cov huab cua nrog ib tug xiav nplaim thiab generates tellurium dioxide; Nws tuaj yeem cuam tshuam nrog halogens tab sis tsis nrog leej faj thiab selenium. Soluble nyob rau hauv sulfuric acid, nitric acid, potassium hydroxide thiab potassium cyanide tov. Tsis zoo cua sov hloov thiab hluav taws xob conductivity.Telluriumnrog purity ntau tshaj 99.99% yog hu ua high-purity tellurium. |
| Daim ntawv thov: Nws yog siv los npaj II-VI compound semiconductors, lub hnub ci hlwb, cov khoom siv hluav taws xob hloov pauv, cov tub yees cov ntsiab lus, lub teeb emitting diodes, nuclear hluav taws xob kuaj pom, infrared detectors thiab lwm yam ntaub ntawv yooj yim. |
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