99.99% Cas 13494-80-9 Tellurium Metal Te Ingot

Apejuwe kukuru:

Orukọ ọja: Tellurium ingot

Mimo: 99.99% min

CAS No.: 13494-80-9

Iwọn Molar: 127.60 g / mol

Ojuami yo: 450 ℃

Oju omi farabale: 988 ℃

iwuwo: 6.24

Electronegativity: 2.01

Aafo iye: 0,35 eV

Ooru kan pato: 0.0481 Cal/g/K @ 25°C

Iyara ọpá ohun: 2610 m·s−1 (ni 20°C)

Gbona elekitiriki: 2,35 W/m/K

Fi imeeli ranṣẹ si wa

Alaye ọja

ọja Tags

ọja Apejuwe

O ni irisi fadaka-funfun ti fadaka, iwuwo ti 6.25 g / cm3, aaye yo ti 452 ° C, aaye farabale ti 1390 ° C, ati lile ti 2.5 (lile Mohs).Awọn fọọmu allotropic meji wa, crystalline ati amorphous.Tellurium n jo ni afẹfẹ pẹlu ina buluu ati pe o nmu tellurium oloro;o le fesi pẹlu halogens ṣugbọn kii ṣe pẹlu sulfur ati selenium.Soluble ni sulfuric acid, nitric acid, potasiomu hydroxide ati ojutu cyanide potasiomu.Ko dara ooru gbigbe ati itanna elekitiriki.Tellurium pẹlu apurity ti o ju 99.99% ni a npe ni tellurium giga-mimọ.

Sipesifikesonu

Awoṣe	Te.3N	Te.4N	Te.5N
Te(min)	99.9	99.99	99.999
Aimọ	Iye ti o ga julọ ti 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
Lapapọ	500	100	10

Ohun elo

O ti wa ni lo lati mura II-VI agbo semikondokito, oorun ẹyin, thermoelectric eroja iyipada, refrigeration eroja, ina-emitting diodes, iparun Ìtọjú erin, infurarẹẹdi aṣawari ati awọn miiran ipilẹ ohun elo.