Fektheri e fana ka bohloeki bo phahameng 99.9% -99.999% Selenium Se phofo

Tlhaloso e Khutšoanyane:

Lebitso la sehlahisoa: Selenium Se phofo

Foromo: Se

Bohloeki: 99.9% - 99.999%

Cas No: 7782-49-2

Ponahalo: phofo e ntšo

Boholo ba likarolo: 200 mesh


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Kenyelletso e khutšoanyane

Lebitso la sehlahisoa:SeleniumSe phofo

Foromo: Se

Bohloeki: 99.9% - 99.999%

Cas No: 7782-49-2

Ponahalo: phofo e ntšo

Boholo ba likarolo: 200 mesh

Sebopeho.

Phofo e khubelu ea amorphous, e fetoha e ntšo ha e eme le kristale ha e futhumatsa;mefuta ea vitreous le colloidal e ka lokisoa.
Sebopeho sa amorphous se kokobela ho 40 °C mme se qhibiliha ho 217 °C.Ha se hangata e hlahang maemong a eona a mantlha ka tlhaho, kapa joalo ka metsoako e hloekileng ea ore.

Kopo

1 Tlhahiso: selenium(I) chlorid,Selenium dichloride,Selenides, mercury selenide.
2 Indasteri ea theknoloji e phahameng ea mahlale: lead selenide, zinc selenide, copper indium gallium diselenide.
3 Motlakase: li-semiconductors, tšepe ea motlakase, Tetraselenium tetranitride.
4 Chemistry: Selenols, selenium isotope, Plastiki, ponts'o ea lifoto.
5 Ts'ebeliso ea indasteri: Ho etsa likhalase, moqomo oa selenium, foto ea electrostatic, sesebelisoa sa optical.

Tlhaloso
Letšoao:
Se
CAS
7782-49-2
Nomoro ea Atomic:
34
Boima ba Atomic:
78.96
Tekano:
4.79 gm/cc
Melting Point:
217 oC
Sebaka sa ho Bela:
684.9 oC
Thermal Conductivity:
0.00519 W/cm/K @ 298.2 K
Ho hanyetsa Motlakase:
106 microhm-cm @ 0 oC
Electronegativity:
2.4 Lipapali
Mocheso o khethehileng:
0.767 Cal/g/K @ 25 oC
Mocheso oa vaporization:
3.34 K-cal/gm athomo ho 684.9 oC
Mocheso oa Fusion:
1.22 Cal/gm mole
Melemo ea Rōna

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Shanghai Epoch Material Co., Ltd. e sebakeng sa moruo sa Shanghai.Re lula re khomarela "Lisebelisoa tse tsoetseng pele, bophelo bo betere" le komiti ea Lipatlisiso le Ntšetso-pele ea theknoloji, ho e sebelisa bophelong ba letsatsi le letsatsi ba batho ho ntlafatsa bophelo ba rona.

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