Cas 7782-49-2 Te Putanga Nui 99.9% -99.999% Selenium se paura, te utu granules ranei

Cas 7782-49-2 Te Mahana Nui 99.9% -99.999% Selenium se paura, i te tohu Granules ranei image
  • Cas 7782-49-2 Te Putanga Nui 99.9% -99.999% Selenium se paura, te utu granules ranei
  • Cas 7782-49-2 Te Putanga Nui 99.9% -99.999% Selenium se paura, te utu granules ranei
  • Cas 7782-49-2 Te Putanga Nui 99.9% -99.999% Selenium se paura, te utu granules ranei

Whakaahuatanga poto:

Ingoa Hua: Selenium se paura

Puka: Se

Te Mahana: 99.9% - 99.999%

Cas Kare: 7782-49-2

Te ahua: Te paura pango

Rahi matūriki: 200 mush


Nga kiko o te hua

Tags hua

Whakaahuatanga Hua

Te paura whero a te amorphous, ka mangu ki te tu me te tioata i runga i te whakawera; Ko nga puka whakakao me te kohinga ka rite.

Ko te ahua o te amorphous e ngoikore ana i te 40 ° C ka rewa i te 217 ° C. He maha noa atu ka tupu i roto i tona ahuatanga o te ao, me te rite ki nga kohinga parakore ranei.

Tautanga

Tohu:
Se
K
7782-49-2
Tau Aomi:
34
Taumaha Atomite:
78.96
TINO:
4.79 GM / CC
Rewa te wāhi:
217 OC
Tekau Poipo:
684.9 OC
Te whanonga waiariki:
0.00519 w / cm / k @ 298.2 k
Te Whakatikatika hiko:
106 Microhm-CM @ 0 OC
ElectroneGativity:
2.4 Nga Kaitapu
Wera wera:
0.767 Cal / G / K @ 25 OC
Te wera o te vaborization:
3.34 k-cal / gm atom i te 684.9 oc
Te wera o te ngongo:
1.22 Cal / GM Mollot

 

Puka tono

1 Hanganga: Selenium (i) chlorid, selenium dichloride, selenides, mercury seleide.

Te ahumahi 2 Hangarau Hangarau Hangarau: Ko te Graleide te arahi, te konupora o te hinu, te konupora indum indum gallium dislium

3 hiko: Siconductors, konganuku kāhua, tetrassium tunranium.

4 Matū: Selenools, Selenium Isotope, Plastics, whakaatu whakaahua.

5 Tono Ahumahi: Te hanga karaihe, te miihini miihini, te whakaahua hiko, te taputapu optical.

To tatou painga

Te ahua-o-whenua-scandum-oxide-me-nui-utu-utu-2

Ratonga Ka taea e taatau

1) Ka taea te hainatia nga kirimana ōkawa

2) Ka taea te hainatia te whakaaetanga muna

3) E whitu nga ra whakamutunga taurangi

He mea nui ake: Kaore e taea e taatau te whakarato noa i nga hua anake, engari he ratonga otinga hangarau!

FQ

Kei te hanga koe, kei te hokohoko ranei koe?

He kaihanga matou, kei roto i a Shandong, engari ka taea hoki e taatau te whakarato ratonga reti mo koe!

Nga kupu utu

T / T (Whakawhiti Telex), Western Union, Molcygram, BTC (BTCO), etc.

Te wa nui

≤25kg: i roto i nga ra e toru e mahi ana i muri i te utunga o te utu. > 25kg: kotahi wiki

Tauira

Kei te waatea, ka taea e taatau te whakarato tauira iti mo te kaupapa arotake kounga!

Pūhera

1kg mo ia tauira FPR utu, 25kg, 50kg ranei ia Dom, e hiahiatia ana ranei.

Pākoro

Rokiroki nga ipu ka kati i roto i te waahi maroke, matao me te pai.

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