Cov khoom siv hauv ntiaj teb tsis tshua muaj Scandium hlau Sc lub voos xwmfab CAS 7440-20-2

Lus piav qhia luv luv:

Daim ntawv thov tseem ceeb ntawm Scandium los ntawm qhov hnyav yog nyob rau hauv Scandium-Aluminium alloys rau me me aerospace kev lag luam Cheebtsam.

Peb tuaj yeem muab siab purity 99.99%.

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Product Detail

Khoom cim npe

Product Description

Kev taw qhia luv luv
Khoom npe: Scandium
Formula: Sc
CAS Nr .: 7440-20-2
Molecular Luj: 44.96
Qhov ceev: 2.99 g / cm3
Melting point: 1540 ° C
Puab: 10 x 10 x 10 mm cube

Specification

Khoom siv:	Scandium
Purity:	99.9%
Atomic naj npawb:	21
Qhov ntom	3.0 g.cm-3 ntawm 20 ° C
Melting point	1541 ° C
Bolling point	2836°C kub
Dimension	1 nti, 10mm, 25.4mm, 50mm, los yog Customized
Daim ntawv thov	Khoom plig, kev tshawb fawb, kev nthuav qhia, sau, kho kom zoo nkauj, kev kawm, kev tshawb fawb

Daim ntawv thov

Scandium yog ib qho mos, silvery hloov pauv uas tshwm sim hauv cov zaub mov tsis tshua muaj los ntawm Scandinavia.Nws txhim kho me ntsis yellowish los yog pinkish cam khwb cia thaum raug huab cua.Scandium tarnished nyob rau hauv cov huab cua thiab hlawv yooj yim, thaum nws tau ignited.Nws reacts nrog dej los tsim cov roj hydrogen thiab yuav yaj hauv ntau cov kua qaub.Ntshiab scandium yog tsim los ntawm cua sov scandium fluoride (ScF3) nrog calcium hlau.