久久精品国产精品国产精品污|国精品无码一区二区三区左线|帮老师解开蕾丝奶罩吸乳网站|双乳奶水饱满少妇呻吟免费看

  • Operate all kinds of rare earth wire materials,

    Processing nonferrous alloys and rare earth alloy wires and bars

    Implementation standards: customized according to customer requirements Quality system: ISO9001

    Applicable process: evaporation coating, ion sputtering

    Specifications: according to customer requirements

  • Operate all kinds of rare earth wire materials,

    Processing nonferrous alloys and rare earth alloy wires and bars

    Implementation standards: customized according to customer requirements Quality system: ISO9001

    Applicable process: evaporation coating, ion sputtering

    Specifications: according to customer requirements

  • Operate all kinds of rare earth wire materials,

    Processing nonferrous alloys and rare earth alloy wires and bars

    Implementation standards: customized according to customer requirements Quality system: ISO9001

    Applicable process: evaporation coating, ion sputtering

    Applicable process: evaporation coating, ion sputtering

Erbium oxide

Erbium oxide

  • Category:Rare Earth products
  • Weight:0

Details:

Erbium oxide 

    CAS No.12061-16-4

    Purity: Er2O3/TREO 99%~99.99%

    Relative density:8.64g/cm3

    Properties: pink powder easy to absorb moisture and carbon dioxide from air. It will become hexahedron crystal if be heated to 1300Insoluble In Water.

    Molecular formular:Er2O3

    Molecular weight:382.5

Packaging: 25kgs per barrel with sealed double-film bags inner


成年男人裸j照无遮挡无码 | 色噜噜狠狠一区二区三区果冻| 艳z门照片无码av| 26uuu另类亚洲欧美日本| 日日摸天天爽天天爽视频| 精国产品一区二区三区a片| 欧美丰满熟妇bbbbbb百度| 毛片av在线播放亚洲av网站| 国产精品99久久久久久久女警| 亚洲av熟妇高潮30p| 午夜福利视频| 国产一乱一伦一情| 亚洲精品乱码久久久久久app| 中文字幕久久熟女人妻av免费| а√天堂资源中文在线官网| 亚洲av色福利天堂| 奇米影视7777久久精品人人爽| 国产va免费精品观看精品 | 国产精品亚洲色婷婷99久久精品| 精品久久精品午夜精品久久| 粉嫩被粗大进进出出视频| 日韩一二三区中文字幕| 久久亚洲av无码西西人体| 精品丝袜一区二区三区性色| 真人做人试看60分钟免费| 免费国产白丝喷水娇喘视频| 亚洲一本之道高清乱码| 女人18毛片水最多| 丰满人妻熟妇乱又伦精品| 男女啪啪免费观看无遮挡| 强 暴 疼 哭 处 女 身子视频| 国产婷婷色一区二区三区在线| 新婚少妇无套内谢国语播放| 国产一区二区三区美女| 水蜜桃自拍视频在线观看| 蜜桃av抽搐高潮一区二区| 欧美黑吊大战白妞| 久久久久亚洲av无码专区首| 国产一区二区三区日韩精品| 亚洲精品欧美精品日韩精品| 国产美女被遭强高潮免费网站|