Ipese ile-iṣẹ Selenium lulú / Pellets / Beads / Se Granules pẹlu idiyele ti o dara julọ

Ipese ile-iṣẹ Selenium lulú / Pellets / Awọn ilẹkẹ / Se Granules pẹlu idiyele ti o dara julọ Aworan Ifihan
  • Ipese ile-iṣẹ Selenium lulú / Pellets / Beads / Se Granules pẹlu idiyele ti o dara julọ
  • Ipese ile-iṣẹ Selenium lulú / Pellets / Beads / Se Granules pẹlu idiyele ti o dara julọ
  • Ipese ile-iṣẹ Selenium lulú / Pellets / Beads / Se Granules pẹlu idiyele ti o dara julọ

Apejuwe kukuru:

Orukọ ọja: Selenium Se

Ilana: Se

Mimọ: 99.9% - 99.9999%

Cas No: 7782-49-2

Irisi: lulú tabi granules

Iwọn patiku: 200 apapo, 2-5mm, bbl

Brand: Epoch-Chem


Alaye ọja

ọja Tags

ọja Apejuwe

Amorphous pupa lulú, di dudu lori iduro ati kirisita lori alapapo;vitreous ati colloidal fọọmu le wa ni pese sile.

Fọọmu amorphous rọ ni 40 °C ati yo ni 217 °C.O ṣọwọn waye ni ipo ipilẹ rẹ ni iseda, tabi bi awọn agbo ogun irin funfun.

Sipesifikesonu

Àmì:
Se
CAS
7782-49-2
Nọmba Atomiki:
34
Ìwúwo Atomiki:
78.96
Ìwúwo:
4,79 gm/cc
Oju Iyọ:
217 oC
Oju Ise:
684,9 oC
Imudara Ooru:
0.00519 W/cm/K @ 298.2 K
Itanna Resisiti:
106 microhm-cm @ 0 oC
Electronegativity:
2.4 Paulings
Ooru kan pato:
0.767 Cal/g/K @ 25 oC
Ooru ti Vaporization:
3.34 K-cal/gm atomu ni 684.9 oC
Ooru ti Fusion:
1,22 Cal / gm mole
Brand
Epoch-Chem

Ohun elo

1 iṣelọpọ: selenium(I) kiloraidi, Selenium dichloride, Selenides, mercury selenide.

2 Imọ-ẹrọ giga ile-iṣẹ: asiwaju selenide, zinc selenide, Ejò indium gallium diselenide.

3 Electric: semiconductors, awọn irin elekitirosi, Tetraselenium tetranitride.

4 Kemistri: Selenols, selenium isotope, Ṣiṣu, ifihan aworan.

Ohun elo ile-iṣẹ 5: Ṣiṣe gilasi, ilu selenium, aworan elekitiroti, ohun elo opitika.

Awọn Anfani Wa

Toje-aiye-scandium-oxide-pẹlu-owo-nla-2

Iṣẹ ti a le pese

1) Lodo guide le ti wa ni wole

2) Asiri adehun le ti wa ni wole

3) Ẹri agbapada ọjọ meje

Diẹ pataki: a le pese kii ṣe ọja nikan, ṣugbọn iṣẹ ojutu imọ-ẹrọ!

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