99.99% Tellurium Metal Te Ingot a me 13494-80-9
Hōʻike huahana
| Maemae | 99.99% min |
| CAS No. | 13494-80-9 |
| Molar mass | 127.60 g/mol |
| Lae hehee | 450 ℃ |
| Lae paila | 988 ℃ |
| ʻO ka mānoanoa | 6.24 |
| Electronegativity | 2.01 |
| ʻAha Band | 0.35 eV |
| Wela kūikawā | 0.0481 Cal/g/K @ 25°C |
| Ka māmā o ke kani | koʻokoʻo lahilahi: 2610 m·s−1 (ma 20 °C) |
| ʻO ke kau wela wela | 2.35 W/m/K |
| Hoʻohālike | ʻO Te.3N | ʻO Te.4N | ʻO Te.5N |
| Ka(Min%) | 99.9 | 99.99 | 99.999 |
| haumia | 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 |
| Huina | 500 | 100 | 10 |
| ʻO ke ʻano: He ʻano metala keʻokeʻo keʻokeʻo, he 6.25 g / cm3 ka nui, kahi heheʻe o 452 ° C, kahi paila o 1390 ° C, a me kahi paʻakikī o 2.5 (Mohs hardness).ʻElua mau ʻano allotropic, crystalline a me amorphous.Telluriumpuhi i ka lewa me ka lapalapa uliuli a hoʻopuka i ka tellurium dioxide;Hiki iā ia ke hana me nā halogen akā ʻaʻole me ka sulfur a me ka selenium.Hiki ke hoʻoheheʻe ʻia i loko o ka sulfuric acid, nitric acid, potassium hydroxide and potassium cyanide solution.ʻAʻole maikaʻi ka hoʻoili wela a me ka conductivity uila.ʻO Tellurium me ka maʻemaʻe ma mua o 99.99% i kapa ʻia ʻo tellurium kiʻekiʻe. |
| Hoʻohana: Hoʻohana ʻia ia e hoʻomākaukau i ka II-VI compound semiconductor, solar cell, thermoelectric conversion elements, refrigeration elements, light-emitting diodes, nuclear radiation detectors, infrared detectors a me nā mea kumu ʻē aʻe. |
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