美国一级毛片免费看-美国一级毛片免费看成人-美国一级毛片免费视频观看-美国一级毛片片aaa-天天操夜夜操天天操-天天操夜夜操视频

  • 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

Germanium powder

Germanium powder

  • Category：Copper Iron Rhenium powder
  • Weight：0

Details：

Our company can supply high-purity germanium powder

Purity: 99.999~99.9999%

Particle size: 100~400mesh 

 

Ge % ≥

Impurities % ≤

As

Fe

Cu

Ni

Pb

Co

Al

99.999

0.00001

0.0001

0.00002

0.00002

0.00001

0.00002

0.0001


主站蜘蛛池模板： 91成人在线免费视频| 国产xxxxx在线播放| 2021久久精品国产99国产| 色多多www网站| 国产成人禁片免费观看视频| 色视频网站在线| aaaaaa精品视频在线观看| 欧美人与zoxxxx另类9| 日本精品视频一区二区| 免费人成在线观看视频色| 91精品国产免费网站| 精品国产自| 亚洲精品第一| a一级一色一情| 久久五月激情婷婷日韩| 一区二区三区舞蹈区| 国产欧美一区二区三区观看| 色综合久久婷婷天天| 91久久青青青国产免费| 九九九精品视频| 五月婷婷丁香综合| 999精品视频| 精品国产午夜肉伦伦影院| 五月伊人婷婷| 一本久道热中字伊人| 黄在线视频播放免费网站| 四虎影视国产精品永久在线| 日本国产最新一区二区三区| 激情亚洲| 日日狠狠久久偷偷四色综合免费| 91精品免费看| 国产视频福利| 美女一区二区在线观看| 综合色视频| 国产精品国内免费一区二区三区| 男女一级毛片免费视频看| 一色屋成人免费精品网站| 床戏免费网站| 国产专区91| 美女脱了内裤打开腿让人桶网站o| 亚洲综合色色图|