Hafnium oxide 12055-23-1 Cov nqe

Hafnium oxide 12055-23-1 Cov nqe

Muaj txaus Tshuag, zoo siab thiab sai dua xa khoom. Ntau kom muaj nuj nqis nrog ntau luv nqi.
Yuav tsum muaj ib qho tseev kom muaj, txais tos hu rau peb txhua lub sijhawm.

Kev piav txog

Khoom npe: Hafnium oxide

CAS: 12055-23-1

Mf: hfo2

MW: 210.49

Einecs: 235-013-2

Melting taw tes: 2810 ° C

ntom ntom: 9.68 g / ml ntawm 25 ° C (Lit.)

Refunt Index: 2.13 (1700 nm)

Daim Ntawv: Hmoov

Xim: tawm-dawb

Kev Nqus Tshwj Xeeb: 9.68

Dej solubility: insoluble hauv dej.

Merck: 14,4588

Daim ntawv thov

1. Nws yog cov khoom siv raw ntawm hlau rhenium thiab nws cov sib xyaw.

2. Nws yog siv ua cov ntaub ntawv refractory, tiv thaiv cov txheej txheem ua hluav taws xob thiab cov catalysts tshwj xeeb.

3. Nws yog siv los ua lub siab lub zog iav txheej.

Ntiag tug

Nws yog insoluble nyob rau hauv dej thiab cov inorganic acids, tab sis maj mam yaj nyob rau hauv hydrofrofric acid.

Chaw ntim khoom
Muab cia rau hauv qhov cua thiab qhuav ntoo.

Kev piav qhia ntawm tsim nyog ua ntej kev pab ntsuas

Yog nqus tau
Yog nqus tau, txav tus neeg mob mus rau cua tshiab. Yog tias koj tsum tsis ua pa, muab ua pa tawm dag zog.
Thaum muaj kev sib cuag ntawm daim tawv nqaij
Yaug nrog xab npum thiab dej kom ntau.
Thaum muaj kev sib cuag
Yaug qhov muag nrog dej raws li kev tiv thaiv kev tiv thaiv.
Yog tias koj yuam kev lees txais
Tsis txhob pub dab tsi los ntawm lub qhov ncauj rau tus neeg tsis nco qab lawm. Yaug koj lub qhov ncauj nrog dej.