Takaitaccen gabatarwa
Sunan samfur: Scandium
Formula: Sc
Lambar CAS: 7440-20-2
Nauyin Kwayoyin: 44.96
Girma: 2.99 g/cm3
Matsayin narkewa: 1540 ° C
Siffar: 10 x 10 x 10 mm cube
Abu: | Scandium |
Tsafta: | 99.9% |
Lambar atomic: | 21 |
Yawan yawa | 3.0 g.cm-3 a 20 ° C |
Wurin narkewa | 1541 ° C |
Bolling batu | 2836 ° C |
Girma | 1 inch, 10mm, 25.4mm, 50mm, ko Musamman |
Aikace-aikace | Gifts, kimiyya, nuni, tarin, ado, ilimi, bincike |
Scandium wani abu ne mai laushi, mai launin azurfa wanda ke faruwa a cikin ma'adanai masu wuyar gaske daga Scandinavia.Yana tasowa simintin simintin gyare-gyare mai ɗan rawaya ko ruwan hoda lokacin da aka fallasa shi.Scandium yana lalacewa a cikin iska kuma yana ƙonewa cikin sauƙi, da zarar an kunna shi.Yana amsawa da ruwa don samar da iskar hydrogen kuma zai narke a yawancin acid.Ana samar da tsaftataccen scandium ta hanyar dumama scandium fluoride (ScF3) tare da ƙarfe na calcium.
Mu masana'anta ne, masana'antar mu tana cikin Shandong, amma kuma muna iya ba ku sabis tasha tasha ɗaya!
T/T (canja wurin telex), Western Union, MoneyGram, BTC (bitcoin), da dai sauransu.
≤25kg: a cikin kwanaki uku na aiki bayan an biya biya.· 25kg: sati daya
Akwai, za mu iya samar da ƙananan samfurori na kyauta don ƙimar ƙima mai kyau!
1kg a kowace jaka fpr samfurori, 25kg ko 50kg da drum, ko kamar yadda kuke bukata.
Ajiye kwandon a rufe sosai a cikin busasshen wuri mai sanyi kuma mai cike da iska.