Zogulitsa
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Hafnium Tetrachloride
Hafnium Tetrachloride (HfCl₄)Ndi chinthu chamtengo wapatali chosapangidwa chomwe chimagwiritsidwa ntchito kwambiri ngati choyambira popanga zinthu zadothi zapamwamba zotentha kwambiri, zinthu za phosphor zama diode amphamvu kwambiri (ma LED), ndi zinthu zosakaniza zosiyanasiyana. Chodziwika bwino n'chakuti, chimasonyeza acidity yapamwamba ya Lewis, zomwe zimapangitsa kuti chikhale chogwira ntchito kwambiri mu olefin polymerization ndi kusintha kwachilengedwe kosiyanasiyana. Chifukwa cha kufalikira kwa ntchito popanga zinthu za semiconductor, uinjiniya wa ndege, ndi zipangizo zamagetsi zam'badwo wotsatira, kufunikira kwa HfCl₄ padziko lonse lapansi kwawonetsa kukula kosalekeza. Komabe, kupanga kwake kwakukulu m'mafakitale kukupitilirabe kukhala kovuta kwambiri - kumafuna kuwongolera kokhwima kwa njira, zakudya zoyera kwambiri, komanso kutsatira malamulo okhwima okhudza chilengedwe, thanzi, ndi chitetezo (EHS). Popeza ndi gawo lofunika kwambiri pakupangitsa kuti zinthu zogwira ntchito bwino komanso zinthu zapadera zosakaniza, HfCl₄ imadziwika kwambiri ngati chinthu chopangira zinthu zapamwamba komanso kupanga mankhwala abwino.
Hafnium, 72Hf Maonekedwe Imvi yachitsulo Nambala ya atomiki (Z) 72 Gawo pa STP Yolimba Malo osungunuka 2506 K (2233℃, 4051 ℉) Malo otentha 4876 K (4603 ℃, 8317 ℃) Kuchulukana (pa 20℃) 13.281 g/cm3 Pamene madzi (pa mp) 12 g/cm3 Kutentha kwa kusakanikirana 27.2 kJ/mol Kutentha kwa nthunzi 648 kJ/mol Mphamvu ya kutentha kwa molar 25.73 J/(mol·K) Mphamvu yeniyeni ya kutentha 144.154 J/(kg·K) Muyezo wa Makampani wa 5N Purity Grade Hafnium Tetrachloride
Chizindikiro Li 7 (ppb) Khalani 9 (ppb) Na 23 (ppb) Mg 24 (ppb) Al 27 (ppb) K 39 (ppb) Ca 40 (ppb) V 51 (ppb) Cr 52 (ppb) Mn 55 (ppb) Fe 56 (ppb) Co 59 (ppb) Ni 60 (ppb) Cu 63 (ppb) Zn 66 (ppb) Ga 69 (ppb) Ge 74 (ppb) Sr 87 (ppb) UMHT5N 0.371 2.056 17.575 6.786 87.888 31.963 66.976 0.000 74.184 34.945 1413.776 21.639 216.953 2.194 20.241 12.567 8.769 3846.227 Zr 90 (ppb) Nb 93 (ppb) Mo98 (ppb) Pd106 (ppb) Ag 107 (ppb) Monga 108 (ppb) Cd 111 (ppb) Mu 115 (ppb) Sn 118 (ppb) Sb 121 (ppb) Ti131 (ppb) Ba 138 (ppb) W 184 (ppb) Au -2197 (ppb) Hg 202 (ppb) Tl 205 (ppb) Pb 208 (ppb) Bi 209 (ppb) 41997.655 8.489 181.362 270.662 40.536 49.165 5.442 0.127 26.237 1.959 72.198 0.776 121.391 1707.062 68.734 0.926 14.582 36.176 Ndemanga: Ma parameter omwe ali pamwambapa adapezeka ndi ICP-MS.
Hafnium tetrachloride (HfCl₄) ndi chinthu cholimba chopanda mtundu, cholimba cha kristalo chokhala ndi kulemera kwa mamolekyulu a 320.30 g/mol ndi CAS Registry Number 13499-05-3. Chimasungunuka pa 320 °C ndipo chimadutsa mu sublimation pa pafupifupi 317 °C pansi pa mphamvu yozungulira. Chosakanizacho chimakhala chosalala kwambiri ndipo chimachitapo kanthu mwamphamvu komanso motentha kwambiri ndi chinyezi, zomwe zimapangitsa kuti chisungidwe pansi pa nyengo yopanda madzi (monga argon kapena nayitrogeni) m'zidebe zotsekedwa bwino. Chifukwa cha dzimbiri lake lamphamvu, kukhudzana mwachindunji ndi khungu kapena maso kungayambitse kutentha kwambiri kwa mankhwala. Monga chinthu choopsa cha Class 8 (UN2509), kugwiritsa ntchito kumafuna zida zoyenera zodzitetezera (PPE), kuphatikiza magolovesi osagwiritsa ntchito mankhwala, magalasi agalasi, ndi chitetezo cha kupuma komwe kungatheke kupanga fumbi.
Kodi Hafnium Tetrachloride imagwiritsidwa ntchito pa chiyani?
Hafnium tetrachloride (HfCl₄)ndi mankhwala opangidwa ndi zinthu zachilengedwe omwe, chifukwa cha mankhwala ake apadera, amagwiritsidwa ntchito kwambiri m'magawo ambiri apamwamba:
- Ma Semiconductor ndi Zipangizo Zamagetsi: Imagwira ntchito ngati njira yofunika kwambiri yokonzekera zipangizo zokhazikika pa dielectric (monga hafnium dioxide), zomwe zimagwiritsidwa ntchito mu zigawo zoteteza ma transistor gate kuti ziwonjezere magwiridwe antchito a chip. Imagwiritsidwanso ntchito kwambiri mu njira za chemical vapor deposition (CVD) kuti ipange mafilimu opyapyala a metallic hafnium kapena hafnium compound thin, omwe amagwiritsidwa ntchito mu ma transistors ogwira ntchito kwambiri, zida zosungiramo zinthu, ndi zina zotero.
- Zida Zopangira Ma Ceramics ndi Ndege Zotentha Kwambiri: Zimagwiritsidwa ntchito popanga zipangizo zopangira ma Ceramics zotentha kwambiri, zomwe zimalimbana ndi kutentha kwambiri, kukana kuwonongeka, komanso kukana dzimbiri. Zida zopangira ma Ceramics izi ndizoyenera malo ovuta kwambiri monga magawo otentha a injini ya ndege ndi ma nozzles a rocket. Kuphatikiza apo, zitha kugwiritsidwa ntchito mu zipangizo zopangira ma LED amphamvu kwambiri kuti ziwongolere kutentha kwa chipangizocho komanso moyo wake wonse.
- Catalysis ndi Organic Synthesis: Monga chothandizira cha Lewis acid chogwira ntchito bwino, chimalimbikitsa zochita monga olefin polymerization (monga, monga choyambira cha Ziegler-Natta catalysts), esterization ya alcohols ndi acids, acylation, ndi 1,3-dipolar cycloadditions, kukulitsa kuchuluka kwa zochita ndi kusankha. Chimagwiritsidwanso ntchito popanga zonunkhira ndi mankhwala.
- Makampani a Nyukiliya: Pogwiritsa ntchito kukhazikika kwake kwa kutentha ndi mankhwala, imagwiritsidwa ntchito mu makina ozizira a nyukiliya reactor komanso ngati zinthu zokutira mafuta a nyukiliya, zomwe zimapangitsa kuti kutentha kusamayende bwino komanso kuti kutentha kukhale kolimba.
- Gawo la Mphamvu: Limagwiritsidwa ntchito ngati zinthu zopangira zinthu zolimba za electrolyte monga lithiamu hafnium phosphate popanga mabatire a lithiamu amphamvu kwambiri. Limagwiranso ntchito ngati choyambira cha zinthu za cathode zapamwamba m'mabatire a lithiamu ndi sodium-ion.
- Kupatukana kwa Zirconium-Hafnium: Pogwiritsa ntchito kusiyana kwa kusasinthasintha pakati pa zirconium tetrachloride ndi hafnium tetrachloride, zimatha kulekanitsidwa bwino pogwiritsa ntchito fractional distillation kapena gas chromatography. Iyi ndi njira yofunika kwambiri yamafakitale yopezera hafnium yoyera.
Mwachidule, hafnium tetrachloride imagwira ntchito yofunika kwambiri mu semiconductors, zipangizo zamakono, catalysis, mphamvu za nyukiliya, ndi magawo atsopano a mphamvu, zomwe zimadzipanga ngati zinthu zofunika kwambiri m'mafakitale amakono apamwamba.
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Ufa wa Vanadium(V) oxide (Vanadia) (V2O5) woyeretsedwa kwambiri Min.98% 99% 99.5%
Vanadium PentoxideZimawoneka ngati ufa wa kristalo wachikasu mpaka wofiira. Zimasungunuka pang'ono m'madzi ndipo zimakhala zokhuthala kuposa madzi. Kukhudzana ndi mankhwalawa kungayambitse kuyabwa kwambiri pakhungu, maso, ndi nembanemba ya mucous. Zingakhale poizoni pomeza, kupuma komanso kuyamwa pakhungu.
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Kuyesa kwa AR/CP Bismuth(III) nitrate Bi(NO3)3·5H20 99%
Bismuth(III) NitrateNdi mchere wopangidwa ndi bismuth womwe uli mu cationic +3 oxidation state yake ndi nitrate anions, womwe umagwiritsidwa ntchito kwambiri popanga zinthu zina za bismuth.
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![[Koperani] Ufa wa Bismuth(III) oxide(Bi2O3) 99.999% zitsulo zochepa zochokera](https://cdnus.globalso.com/um-material/bd2b81b5d7757f3b8c4d6052d1ef74a3_small.jpg)
[Koperani] Ufa wa Bismuth(III) oxide(Bi2O3) 99.999% zitsulo zochepa zochokera
Bismuth Trioxide(Bi2O3) ndiye oxide yodziwika bwino ya bismuth. Monga chitsogozo cha kukonzekera mankhwala ena a bismuth,bismuth trioxideimagwiritsidwa ntchito mwapadera mu galasi lowala, mapepala oletsa moto, ndipo, mochulukira, mu mapangidwe a glaze komwe amalowa m'malo mwa lead oxides.
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Lithium Bromide (LiBr)
Lithium Bromide (LiBr), mankhwala opangidwa ndi lithiamu ndi bromine, amagwiritsidwa ntchito kwambiri m'mafakitale ndi mankhwala chifukwa cha mphamvu zake zapadera za physicochemical. Amapangidwa kudzera mu zochita monga kuchiza lithiamu carbonate ndi hydrobromic acid kapena kuchita lithiamu hydroxide ndi bromine, zomwe zimapangitsa kuti ma crystalline hydrate akhale osiyana ndi ma bromides ena achitsulo cha alkali.
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Trimethylaluminum (TMAI)
Trimethylaluminium (TMAI) ndi chinthu chofunikira kwambiri popanga zinthu zina zopangidwa ndi zitsulo zomwe zimagwiritsidwa ntchito popanga atomic layer deposition (ALD) ndi chemical vapor deposition (CVD).
Trimethylaluminum ndi imodzi mwa mankhwala osavuta kwambiri a organoaluminium. Ngakhale dzina lake likusonyeza kapangidwe ka monomeric, kwenikweni ili ndi fomula ya Al2(CH3)6 (yofupikitsidwa ngati Al2Me6 kapena TMAI), yomwe ilipo ngati dimer. Madzi opanda mtundu awa ndi pyrophoric ndipo amagwira ntchito yofunika kwambiri m'mafakitale, yogwirizana kwambiri ndi triethylaluminum.
UrbanMines ndi imodzi mwa makampani otsogola ogulitsa Trimethylaluminium (TMAI) ku China. Pogwiritsa ntchito njira zathu zamakono zopangira, timapereka TMAI yokhala ndi ukhondo wosiyanasiyana, wopangidwira makamaka ntchito m'mafakitale a semiconductor, solar cell, ndi LED.
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Barium Hydroxide (Barium Dihydroxide) Ba(OH)2∙ 8H2O 99%
Barium hydroxide, mankhwala opangidwa ndi njira ya mankhwalaBa(OH)2, ndi chinthu choyera cholimba, chosungunuka m'madzi, yankho limatchedwa madzi a barite, alkaline wamphamvu. Barium Hydroxide ili ndi dzina lina, lomwe ndi: caustic barite, barium hydrate. Monohydrate (x = 1), yomwe imadziwika kuti baryta kapena baryta-water, ndi imodzi mwa mankhwala akuluakulu a barium. Monohydrate yoyera iyi ndi yomwe imagwiritsidwa ntchito nthawi zambiri.Barium Hydroxide Octahydrate, monga gwero la kristalo la Barium lomwe silisungunuka m'madzi kwambiri, ndi mankhwala osapangidwa omwe ndi amodzi mwa mankhwala oopsa kwambiri omwe amagwiritsidwa ntchito mu labotale.Ba(OH)2.8H2ONdi kristalo wopanda mtundu pa kutentha kwa chipinda. Ili ndi kuchuluka kwa 2.18g / cm3, imasungunuka m'madzi ndipo imakhala ndi asidi, poizoni, imatha kuwononga dongosolo la mitsempha ndi kugaya chakudya.Ba(OH)2.8H2OZimawononga, zingayambitse kutentha m'maso ndi pakhungu. Zingayambitse kuyabwa m'mimba ngati zitamezedwa. Zitsanzo za zomwe zimachitika: • Ba(OH)2.8H2O + 2NH4SCN = Ba(SCN)2 + 10H2O + 2NH3
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Nickel(II) carbonate(Nickel Carbonate)(Ni Assay Min.40%) Cas 3333-67-3
Nickel Carbonatendi chinthu chobiriwira chopepuka cha kristalo, chomwe ndi gwero la nickel losasungunuka m'madzi lomwe lingasinthidwe mosavuta kukhala mankhwala ena a nickel, monga oxide potenthetsa (calcination).
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Tungsten (VI) Oxide Powder (Tungsten Trioxide & Blue Tungsten Oxide)
Tungsten (VI) Oxide, yomwe imadziwikanso kuti tungsten trioxide kapena tungstic anhydride, ndi mankhwala omwe ali ndi mpweya ndi tungsten yachitsulo yosinthika. Imasungunuka mu ma alkali otentha. Sisungunuka m'madzi ndi ma acid. Imasungunuka pang'ono mu hydrofluoric acid.
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Antimony Pentoxide colloidal Sb2O5 imagwiritsidwa ntchito kwambiri ngati chowonjezera choletsa moto
Colloidal Antimony PentoxideAmapangidwa kudzera mu njira yosavuta yochokera ku reflux oxidization system. UrbanMines yafufuza mwatsatanetsatane za zotsatira za magawo oyesera pa kukhazikika kwa colloid ndi kufalikira kwa kukula kwa zinthu zomaliza zomwe zimachitika. Timapereka colloidal antimony pentoxide m'mitundu yosiyanasiyana yopangidwira ntchito zinazake. Kukula kwa tinthu timeneti kumayambira pa 0.01-0.03nm mpaka 5nm.
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Ufa wa Titanium Dioxide (Titania) (TiO2) woyeretsedwa Min.95% 98% 99%
Titaniyamu ya dioxide (TiO2)ndi chinthu choyera chowala chomwe chimagwiritsidwa ntchito makamaka ngati chopaka utoto wowala m'zinthu zambiri zodziwika bwino. Chifukwa cha mtundu wake woyera kwambiri, kuthekera kofalitsa kuwala komanso kukana kwa UV, TiO2 ndi chinthu chodziwika bwino, chomwe chimapezeka m'zinthu mazana ambiri zomwe timawona ndikugwiritsa ntchito tsiku lililonse.
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Kuyera kwa Tantalum (V) oxide (Ta2O5 kapena tantalum pentoxide) 99.99% Cas 1314-61-0
Tantalum (V) oxide (Ta2O5 kapena tantalum pentoxide)ndi chinthu choyera komanso cholimba chokhazikika. Ufawu umapangidwa potulutsa madzi a tantalum okhala ndi asidi, kusefa madzi oundana, ndikuyika calcium mu keke yosefera. Nthawi zambiri umaphikidwa mpaka kukula kwa tinthu tomwe timafunikira kuti tikwaniritse zofunikira zosiyanasiyana zogwiritsidwa ntchito.