thorium(IV) ohun elo afẹfẹ (Thorium Dioxide) (ThO2) powder Purity Min.99%
Thorium Dioxide
| Orukọ IUPAC | Thorium oloro, Thorium(IV) oxide |
| Awọn orukọ miiran | Thoria, Thorium anhydride |
| Cas No. | 1314-20-1 |
| Ilana kemikali | TO2 |
| Iwọn Molar | 264.037g/mol |
| Ifarahan | funfun ri to |
| Òórùn | olfato |
| iwuwo | 10.0g / cm3 |
| Ojuami yo | 3,350°C(6,060°F; 3,620K) |
| Oju omi farabale | 4,400°C(7,950°F; 4,670K) |
| Solubility ninu omi | inoluble |
| Solubility | insoluble ni alkali die-die tiotuka ni acid |
| Ailagbara oofa (χ) | -16.0 · 10-6cm3 / mol |
| Atọka itọka (nD) | 2.200 (thorianite) |
Sipesifikesonu Idawọlẹ fun Thorium (TV) Oxide
Mimo Min.99.9%, Funfun Min.65, Iwon patikulu Aṣoju(D50) 20~9μm
Kini Thorium Dioxide (ThO2) ti a lo fun?
Thorium dioxide (thoria) ti lo ni awọn ohun elo otutu ti o ga, awọn aṣọ gaasi, epo iparun, fifa ina, awọn crucibles, gilasi opitika ti kii-silicia, catalysis, filaments ni awọn atupa incandescent, awọn cathodes ni awọn tubes elekitironi ati awọn amọna arc-yo.Awọn epo iparunThorium oloro (thoria) le ṣee lo ninu awọn reactors iparun bi awọn pellets idana seramiki, ni igbagbogbo ti o wa ninu awọn ọpa idana iparun ti o wọ pẹlu awọn alloys zirconium.Thorium kii ṣe fissile (ṣugbọn o jẹ "oloro", ibisi uranium fissile-233 labẹ bombardment neutroni);AlloysA lo Thorium oloro bi imuduro ni awọn amọna tungsten ni alurinmorin TIG, awọn tubes elekitironi, ati awọn ẹrọ turbine gaasi ọkọ ofurufu.CatalysisThorium oloro ti fẹrẹ ko ni iye bi ayase iṣowo, ṣugbọn iru awọn ohun elo ti ṣe iwadii daradara.O ti wa ni a ayase ni Ruzicka tobi oruka kolaginni.Radiocontrast òjíṣẹThorium oloro jẹ eroja akọkọ ni Thorotrast, aṣoju redio ti o wọpọ ni ẹẹkan ti a lo fun angiography cerebral, sibẹsibẹ, o fa fọọmu ti o ṣọwọn ti akàn (angiosarcoma ẹdọ) ọpọlọpọ ọdun lẹhin iṣakoso.Ṣiṣe gilasiNigbati a ba fi kun si gilasi, thorium oloro ṣe iranlọwọ lati mu itọka itọka rẹ pọ si ati dinku pipinka.Iru gilasi wa ohun elo ni awọn lẹnsi didara giga fun awọn kamẹra ati awọn ohun elo imọ-jinlẹ.
