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

Lus piav qhia luv luv:

Khoom npe: Tellurium ingot

Purity: 99.99% min

CAS Nr .: 13494-80-9

Molar hnyav: 127.60 g / mol

Melting point: 450 ℃

Kub taw tes: 988 ℃

Qhov ceev: 6.24

Electronegativity: 2.01

Band sib txawv: 0.35 eV

Cov cua kub tshwj xeeb: 0.0481 Cal / g / K @ 25 ° C

Ceev ntawm soundthin pas nrig: 2610 m·s-1 (ntawm 20 ° C)

Thermal conductivity: 2.35 W / m / K

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Product Detail

Khoom cim npe

Product Description

Nws muaj ib tug silver-dawb xim hlau tsos, ib tug ceev ntawm 6.25 g / cm3, ib tug melting point ntawm 452 ° C, boiling point ntawm 1390 ° C, thiab ib tug hardness ntawm 2.5 (Mohs hardness). Muaj ob daim ntawv allotropic, crystalline thiab amorphous. Tellurium hlawv nyob rau hauv cov huab cua nrog lub nplaim xiav thiab tsim 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. Kev hloov hluav taws xob tsis zoo thiab hluav taws xob conductivity. Tellurium nrog apurity ntau dua 99.99% yog hu ua high-purity tellurium.

Specification

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

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.