Okwu mmeghe dị nkenke
Aha ngwaahịa: Barium metal granules
Ọnọdụ: 7440-39-3
Dị ọcha: 99.9%
Formula: Ba
Size: -20mm, 20± 5mm, 20-50mm (n'okpuru argon ma ọ bụ mmanụ)
Ebe mgbaze: 725C (ọkụ)
Ebe esi mmiri: 1640C (ọkụ)
Njupụta: 3.6 g/mL na 25 Celsius (ọkụ)
Ụdị: ọdịdị na-adịghị mma na granules / pellets / ingots
Agba: Silver-Grey
Ngwugwu: 1kg kwa ike mechiri emechi
Ngwaahịa | Barium | ||
CAS Mba | 7647-17-8 | ||
Ogbe Mba. | 16121606 | Ọnụọgụ: | 100.00kg |
Ụbọchị nrụpụta: | Disemba 16,2016 | Ụbọchị ule: | Disemba 16,2016 |
Nwale ihe w/% | Nsonaazụ | Nwale ihe w/% | Nsonaazụ |
Ba | > 99.92% | Sb | <0.0005 |
Be | <0.0005 | Ca | 0.015 |
Na | <0.001 | Sr | 0,045 |
Mg | 0,0013 | Ti | <0.0005 |
Al | 0.017 | Cr | <0.0005 |
Si | 0,0015 | Mn | 0,0015 |
K | <0.001 | Fe | <0.001 |
As | <0.001 | Ni | <0.0005 |
Sn | <0.0005 | Cu | <0.0005 |
Nlele ọkọlọtọ | Be, Na na ihe iri na isii ndị ọzọ: ICP-MS Ca, Sr: ICP-AES Aha: TC-TIC | ||
Mmechi: | Soro ụkpụrụ ụlọ ọrụ |
Barium bụ ihe mejupụtara kemịkalụ nwere akara Ba na nọmba atọm 56. Ọ bụ mmewere nke ise n'ime otu 2, metal earth silvery dị nro.N'ihi mmeghachi omume kemịkalụ dị elu, a naghị ahụ barium na okike dị ka ihe nwere onwe ya.
Ngwa: metal na alloys, na-ebu alloys;lead–tin soldering alloys – ime ka ihe na-akpụ akpụ na-eguzogide;alloy na nickel maka spark plugs;mgbakwunye na ígwè na nkedo ígwè dị ka ihe na-adịghị mma;alloys nwere calcium, manganese, silicon, na aluminom dị ka ígwè deoxidizers dị elu.Barium nwere naanị ngwa ụlọ ọrụ ole na ole.A na-eji ígwè ahụ eme ihe n'akụkọ ihe mere eme iji gwuo ikuku n'ime tubes agụụ.Ọ bụ akụkụ nke YBCO (elu-okpomọkụ superconductors) na electro ceramics, na-agbakwunyere na ígwè na nkedo ígwè iji belata nha nke carbon grains n'ime microstructure nke metal.
A na-eji Barium, dị ka ígwè ma ọ bụ mgbe a na-ejikọta ya na aluminom, iji wepụ gas (guttering) na-achọghị na tubes na-ekpo ọkụ, dị ka tubes foto TV.Barium kwesịrị ekwesị maka ebumnuche a n'ihi nrụgide ikuku dị ala na mmeghachi omume n'ebe oxygen, nitrogen, carbon dioxide, na mmiri;ọ pụrụ ọbụna ewepụtụ gasị mma site igbari ha na kristal lattice.