久久九九国产精品视频_亚洲日本精品宅男_国产AV网站一区二区三区_国产999免费观看 ,欧美性一区二区三区-欧洲国产成人久久精品综合-日韩熟妇中文字幕乱码-国产无码AV在线播放

Dysprosium chloride
Dysprosium chloride
Detail
Dysprosium oxide, a white powder, chemical formula Dy2O3, density 7.81 (27 ℃), melting point 2340 ℃, boiling point of about 4000 ℃, for the ionic compounds, dissolved with acid and ethanol. , But insoluble in alkali, do not dissolve in water. Can be thermally decomposed by dysprosium hydroxide, resulting in high heat, and the exposed air will absorb part of the carbon dioxide into dysprosium carbonate.
Previous:Gadolinium oxide
Next:
Scan QR codeClose