Tellurium Dioxide Powder TeO2 CAS 7446-07-3

Apejuwe kukuru:

Orukọ Kemikali: Tellurium Dioxide

Ilana Molecular: TeO2

Mimọ: ≥99.99%

CAS No.. 7446-07-3

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Alaye ọja

ọja Tags

ọja Apejuwe

Tetragonal gara be, ofeefee nigbati kikan, dudu ofeefee pupa nigbati didà, amphoteric yellow. Die-die tiotuka ninu omi, tiotuka ni awọn acids ti o lagbara ati awọn ipilẹ, ati iṣeto ti awọn iyọ meji. iwuwo 5.49 ~ 6.02g / cm3. Yiyọ ojuami jẹ 733 ℃. Ojutu farabale ti 1260 ℃. Sublimation bẹrẹ ni 450 ℃ ati pe o ti pese sile nipasẹ jijẹ gbigbona acid to tọ. Ti a lo fun antisepsis ati idanimọ ti kokoro arun ninu awọn ajesara.

Sipesifikesonu

Orukọ ọja: Tellurium Dioxide		Mimọ: 99.99%
Nkan	Ẹyọ		Abajade (≤)
Tẹlẹ	ppm		1.7
Mg	ppm		0.5
Al	ppm		0.5
Iyẹn	ppm		5.6
Kr	ppm		0.5
Mn	ppm		0.5
Fe	ppm		4.2
Pẹlu	ppm		0.5
Se	ppm		4.8
Zn	ppm		0.5
Sn	ppm		0.5
Pb	ppm		1.2
Pẹlu a	ppm		1.0
Ni	ppm		0.5