Cas 7782-49-2 ubuziranenge bwinshi 99.9% -99.999% Ifu ya Selenium Se cyangwa igiciro cya granules

Cas 7782-49-2 isuku yo hejuru 99.9% -99,999% Ifu ya Selenium Se cyangwa granules Igiciro Ishusho
  • Cas 7782-49-2 ubuziranenge bwinshi 99.9% -99.999% Ifu ya Selenium Se cyangwa igiciro cya granules
  • Cas 7782-49-2 ubuziranenge bwinshi 99.9% -99.999% Ifu ya Selenium Se cyangwa igiciro cya granules
  • Cas 7782-49-2 ubuziranenge bwinshi 99.9% -99.999% Ifu ya Selenium Se cyangwa igiciro cya granules

Ibisobanuro bigufi:

Izina ryibicuruzwa: Ifu ya Selenium Se

Inzira: Se

Isuku: 99,9% - 99,999%

Cas No: 7782-49-2

Kugaragara: ifu yumukara

Ingano y'ibice: mesh 200


Ibicuruzwa birambuye

Ibicuruzwa

Ibisobanuro ku bicuruzwa

Ifu itukura ya Amorphous, ihinduka umukara uhagaze na kristaline ku gushyushya; imiterere ya vitreous na colloidal irashobora gutegurwa.

Ifishi ya Amorphous yoroshye kuri 40 ° C igashonga kuri 217 ° C. Ntibisanzwe bibaho muburyo bwibanze muri kamere, cyangwa nkibintu byamabuye meza.

Ibisobanuro

Ikimenyetso:
Se
URUBANZA
7782-49-2
Umubare wa Atome:
34
Uburemere bwa Atome:
78.96
Ubucucike:
4.79 gm / cc
Ingingo yo gushonga:
217 oC
Ingingo yo guteka:
684.9 oC
Amashanyarazi:
0.00519 W / cm / K @ 298.2 K.
Kurwanya amashanyarazi:
106 microhm-cm @ 0 oC
Amashanyarazi:
2.4
Ubushyuhe bwihariye:
0.767 Cal / g / K @ 25 oC
Ubushyuhe bwo guhumeka:
3.34 K-cal / gm atom kuri 684.9 oC
Ubushyuhe bwa Fusion:
1.22 Cal / gm mole

 

Gusaba

1 Gukora: seleniyumu (I) chloride, Selenium dichloride, Selenide, mercure selenide.

2 Siyanse yubuhanga buhanitse inganda: kuyobora selenide, zinc selenide, umuringa indium gallium sicklenide.

3 Amashanyarazi: semiconductor, ibyuma bya electropositike, Tetraselenium tetranitride.

4 Chimie: Selenol, selenium isotope, Plastike, kwerekana amafoto.

5 Inganda zikoreshwa: Gukora ibirahuri, ingoma ya selenium, ifoto ya electrostatike, ibikoresho bya optique.

Ibyiza byacu

Ntibisanzwe-isi-scandium-oxyde-hamwe-nigiciro kinini-2

Serivisi dushobora gutanga

1) Amasezerano asanzwe arashobora gusinywa

2) Amasezerano y'ibanga arashobora gusinywa

3) Ingwate yo gusubizwa iminsi irindwi

Icy'ingenzi: ntabwo dushobora gutanga ibicuruzwa gusa, ahubwo tunatanga serivisi yo gukemura ikoranabuhanga!

Ibibazo

Urimo ukora cyangwa ucuruza?

Turi ababikora, uruganda rwacu ruherereye i Shandong, ariko turashobora kandi gutanga serivisi imwe yo kugura kubwawe!

Amagambo yo kwishyura

T / T (kohereza telex), Western Union, MoneyGram, BTC (bitcoin), nibindi

Kuyobora igihe

≤25kg: mugihe cyiminsi itatu yakazi nyuma yo kwishyura. ＞ 25kg: icyumweru kimwe

Icyitegererezo

Iraboneka, turashobora gutanga ingero ntoya kubuntu kubwintego yo gusuzuma ubuziranenge!

Amapaki

1kg kumufuka fpr ntangarugero, 25kg cyangwa 50kg kurugoma, cyangwa nkuko ubisabwa.

Ububiko

Bika kontineri ifunze cyane ahantu humye, hakonje kandi hahumeka neza.

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  • Ibikurikira:

    • IBICURUZWA BIFITANYE ISANO