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溶于氢氧化钠溶液和盐酸，并形成复盐。几乎不溶于氨水，水中溶解度1：150000。450℃开始升华。有毒。制备亚碲酸盐。发射光谱分析。电子元件材料。防腐剂。二氧化碲是碲的氧化物，由碲在空气中燃烧或被热硝酸氧化而成。碲和它的化合物是电子工业中半导体的材料。另外，还可以作电镀液中的光亮剂、石油裂化的催化剂、陶瓷和玻璃的着色剂。它添加到钢材中能增加延性。添加到铅中以增加强度和耐腐蚀性，它还是橡胶的硫化剂。还是制造光敏电阻、光电池的材料。

Specs ⸢ View details ⸥

Chinese name

二氧化碲

English name

Tellurium dioxide

Chinese alias

亚碲酐

English alias

CAS number

7446-07-3

molecular formula

TeO2

molecular weight

159.6 g/mol

Exact mass

PSA

34.100 Å²

Logp

Technical Documents

7446-07-3 | Tellurium dioxide.pdf
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