4N 5N 6N Se uamea Seleni granule
Fa'amatalaga o oloa
Seleni o se pa'u mumu po'o le efuefu, fa'atasi ai ma se u'amea u'amea lanu efuefu e pei o u'amea.Mai le ono alotrophs mautu ua iloa, tolu tioata (α monoitalic, β monoitalic, ma triangulite grey) e sili ona taua.Le grey hexagonal crystal system e sili ona mautu ma le mamafa o le 4.81g/cm3.
O lo'o iai fo'i ile tolu amorphous solid forms: lua amorphous glassy forms of seleni, mumu ma le uliuli.O le mea muamua e vaivai ma e iai le mamafa o le 4.26g/cm3.Ole density mulimuli 4.28g/cm3, ole isi ole seleni colloidal.
Fa'amatalaga
| Uamea mama Seleni granules tuufaatasiga | |||||
| Fa'ata'ita'iga | 3N | 4.3N | Se.4N | Se.5N | Se.6N |
| Se(Min%) | 99.9 | 99.99 | 99.999 | 99.9999 | |
| le mama | MAX PPM | ||||
| Cu | 10 | 5 | 3 | 0.2 | 0.05 |
| Ag | 30 | 5 | / | 0.2 | 0.05 |
| Mg | / | 10 | 8 | 0.5 | 0.1 |
| Sb | 10 | / | 5 | 0.5 | / |
| Ni | 20 | 10 | 5 | 0.2 | 0.05 |
| Bi | / | 10 | 5 | 0.5 | 0.05 |
| In | / | / | / | 0.5 | 0.05 |
| Fe | 400 | 10 | 10 | 0.5 | 0.1 |
| Cd | / | / | / | 0.2 | 0.05 |
| Te | 70 | 5 | 10 | 0.5 | 0.1 |
| SI | / | 10 | 9 | 0.5 | / |
| Al | 10 | 8 | 0.5 | 0.05 | |
| Pb | 300 | 10 | 5 | 0.5 | 0.05 |
| Sn | 10 | 5 | / | / | |
| S | 200 | 10 | 40 | / | / |
| As | 30 | 5 | / | / | / |
Fa'amatalaga Fa'amau
Matou te ofoina atu foi auaunaga faʻapitoa
Welcom e mana'omia COA & fa'ata'ita'iga fua mo Su'ega
Fa'aaogāga
1. Gaosiga: seleni(I) chlorid, Seleni dichloride, Selenides, mercury selenide.
2. Saienisi alamanuia tekinolosi maualuga: taitai selenide, saini selenide, kopa indium gallium diselenide.
3. Eletise: Semiconductor, metala eletise, Tetraselenium tetranitride.
4. Chemistry: Selenols, seleni isotope, Plastics, fa'aalia ata.
5. Fa'aaogāga fa'apisinisi: Fai tioata, pa'u seleni, ata fa'aeletise, meafaigāluega.
