2) Daim ntawv cog lus tsis pub lwm tus paub tuaj yeem kos npe
3) Xya hnub rov qab lav
Tseem ceeb tshaj: peb tuaj yeem muab tsis tau tsuas yog cov khoom lag luam, tab sis kev pabcuam kev daws teeb meem!
Kev taw 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
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 |
Peb Qhov Zoo