国产欧美日韩亚洲精品区_中文字幕无码av波多野吉衣_国产免费内射又粗又爽密桃视频_亚洲精品国产a久久久久久_狠狠色噜噜狠狠狠狠7777米奇

  • 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


亚洲欧美第一成人网站7777| 国语对白嫖老妇胖老太| 色翁荡息又大又硬又粗视频| 免费视频爱爱太爽了| 最爽无遮挡行房视频| 天堂√在线中文官网在线| 老熟女一区二区合集系列视频| 国产精品一区二区无线| 久久久一本精品99久久精品66| 国产精品后入内射日本在线观看| 久久久国产99久久国产久麻豆| 色两性网欧美| 久久人人爽爽爽人久久久| 97精品依人久久久大香线蕉97| 极品新婚夜少妇真紧| 真人在线射美女视频在线观看 | 色综合色国产热无码一| 一本色道久久综合狠狠躁篇| 最近2019中文字幕一页二页| 久久精品国产一区二区三区| 日韩精品久久久肉伦网站| 人妻av一区二区三区精品| 97久久精品人妻人人搡人人玩 | 国产激情一区二区三区| 欧美浓毛大泬视频| 把插八插露脸对白内射| 欧美俄罗斯乱妇| 精品人妻无码一区二区色欲产成人| 亚洲国产精品毛片av不卡在线 | 欧美人与物videos另类| 久久九九久精品国产| 无码国产精品一区二区免费模式| 亚洲裸男gv网站| 中文字幕成熟丰满人妻| 国产美女牲交视频| 国产成人亚洲综合青青| 在线国产在线国产尤物| 久久亚洲av成人无码| 男女做爰猛烈啪啪吃奶图片| 久久久精品456亚洲影院| 国产成人艳妇aa视频在线|