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


真人与拘做受免费视频一| 无遮挡1000部拍拍拍免费| 亚洲另类午夜中文字幕| 精品无码三级在线观看视频| 中文无码制服丝袜人妻av| 妺妺窝人体色www在线下载| 日韩 无码 偷拍 中文字幕| 国产精成人品日日拍夜夜| 一边摸一边抽搐一进一出视频| 久久精品国产久精国产果冻传媒| 洗澡被公强奷30分钟视频| 中文字字幕在线精品乱码| 乱子伦视频在线看| 国产成人精品久久| 亚洲男女一区二区三区| 亚洲国产三级在线观看| 欧美性生交大片18禁止| 一本一道vs无码中文字幕| 乱子伦一区二区三区| 人妻熟女一区| 激情无码人妻又粗又大| 四虎国产精品永久在线| 人妻互换免费中文字幕| 国内精品无码一区二区三区| 99久久精品午夜一区二区| 人人狠狠综合久久亚洲婷婷| 亚洲高清乱码午夜电影网| 全国最大成人网| 国产农村熟妇videos| 两个人看的www中文在线观看| 中文字幕无码乱码人妻系列蜜桃 | 国产做a爰片久久毛片a片美国| 国产精品无码v在线观看| 久久香蕉国产线看观看猫咪av| 国产精品久久久久aaaa| 丁香五香天堂网| 国产三级黄色日皮视频| 亚洲成av人片天堂网| 少妇又色又爽又高潮| 国产在线精品免费aaa片| 欧美性xxxxx极品娇小|