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Amorphous boron hmoov, xim, daim ntawv thov yog dab tsi?
Khoom taw qhia Cov khoom npe: Monomer boron, boron hmoov, amorphous element boron Element cim: B Atomic hnyav: 10.81 (raws li 1979 International Atomic Nyhav) Cov qauv zoo: 95%-99.9% HS code: 28045000 CAS naj npawb: 7440-4 8 Amorphous boron hmoov kuj hu ua amorphous bo...Nyeem ntxiv -
Dab tsi yog tantalum chloride tacl5, xim, daim ntawv thov?
Shanghai Xinglu tshuaj muab siab Purity tantalum chloride tacl5 99.95%, thiab 99.99% Tantalum chloride yog ntshiab dawb hmoov nrog molecular mis TaCl5. Molecular hnyav 35821, melting point 216 ℃, boiling point 239 4 ℃, yaj hauv cawv, ether, carbon tetrachloride, thiab reacted nrog wa ...Nyeem ntxiv -
Hafnium tetrachloride yog dab tsi, xim, daim ntawv thov?
Shanghai Epoch khoom muab siab purity Hafnium tetrachloride 99.9% -99.99% (Zr≤0.1% lossis 200ppm) uas tuaj yeem siv rau hauv precursor ntawm ultra kub kub ceramics, high-power LED teb Hafnium tetrachloride yog ib qho uas tsis yog xim hlau siv lead ua nrog dawb .. .Nyeem ntxiv -
Kev siv, xim, tsos, thiab tus nqi ntawm erbium oxide Er2o3 yog dab tsi?
Cov khoom siv dab tsi yog erbium oxide? Pom thiab morphology ntawm erbium oxide hmoov. Erbium oxide yog ib qho oxide ntawm lub ntiaj teb tsis tshua muaj erbium, uas yog ib qho chaw ruaj khov thiab cov hmoov nrog ob lub cev nruab nrab ntawm lub cubic thiab monoclinic qauv. Erbium oxide yog cov hmoov liab nrog cov tshuaj formula Er2O3. Nws yog sl...Nyeem ntxiv -
Dab tsi yog daim ntawv thov ntawm neodymium oxide, cov khoom, xim, thiab tus nqi ntawm neodymium oxide
Neodymium oxide yog dab tsi? Neodymium oxide, tseem hu ua neodymium trioxide hauv Suav, muaj cov tshuaj formula NdO, CAS 1313-97-9, uas yog hlau oxide. Nws yog insoluble hauv dej thiab soluble hauv acids. Cov khoom thiab morphology ntawm neodymium oxide. Dab tsi xim yog neodymium oxide Xwm: sus ...Nyeem ntxiv -
Dab tsi yog kev siv ntawm Barium hlau?
Kev siv lub ntsiab ntawm cov hlau barium yog ua tus neeg sawv cev degassing kom tshem tawm cov kab hluav taws xob hauv lub tshuab nqus tsev thiab cov raj hauv TV. Ntxiv ib qho me me ntawm barium rau hauv cov hlau lead alloy ntawm lub roj teeb phaj tuaj yeem txhim kho qhov kev ua tau zoo. Barium kuj tseem siv tau raws li 1. Cov hom phiaj kho mob: Barium sulfate feem ntau siv ...Nyeem ntxiv -
Dab tsi yog niobium thiab kev siv niobium?
Kev siv niobium Raws li ib qho ntxiv rau cov hlau-raws li, nickel-based thiab zirconium-based superalloys, niobium tuaj yeem txhim kho lawv lub zog. Hauv kev lag luam atomic zog, niobium yog tsim los siv los ua cov khoom siv ntawm cov reactor thiab cladding khoom ntawm nuclear roj, thiab ...Nyeem ntxiv -
Cov khoom, kev siv thiab kev npaj ntawm yttrium oxide
Crystal qauv ntawm yttrium oxide Yttrium oxide (Y2O3) yog dawb tsis tshua muaj ntiaj teb oxide insoluble hauv dej thiab alkali thiab soluble hauv acid. Nws yog C-hom tsawg lub ntiaj teb sesquioxide nrog lub cev-centered cubic qauv. Crystal parameter cov lus ntawm Y2O3 Crystal Structure Diagram ntawm Y2O3 Lub C...Nyeem ntxiv -
Cov npe ntawm 17 lub ntiaj teb tsis tshua siv (nrog duab)
Ib qho piv txwv yog tias yog roj yog ntshav ntawm kev lag luam, ces lub ntiaj teb tsis tshua muaj vitamin ntawm kev lag luam. Lub ntiaj teb tsis tshua muaj yog lub ntsiab lus ntawm ib pawg hlau. Rare Earth Elements, REE) tau tshawb pom ib qho ntxiv txij li thaum kawg ntawm lub xyoo pua 18th. Muaj 17 hom REE, suav nrog 15 la ...Nyeem ntxiv