天海翼无码视频_AV在线影视_婷婷丁香五月周_黄色无码av

天海翼无码视频_AV在线影视_婷婷丁香五月周_黄色无码av

天海翼无码视频_AV在线影视_婷婷丁香五月周_黄色无码av_伦一理一级一a一片_青青草国内亚洲_91色东京热

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    • 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

     Ammonium

    Ammonium

    • Category:Vanadium Series
    • Weight:0

    Details:

    Purity: 99.9%~99.99%

    Properties: White powder

    Molecular formula:NH4VO3

    Molecular weight:116.98

    Relative density :2.326

    Melting point:200℃

     Characters: It is slightly Soluble icold water and hot ethanol. Soluble in hot water and ammonium hydroxide. It shall become vanadium pentoxide when burning in the air.

     Use: Mainly used in chemical reagent, catalyst, dryer, glaze for ceramic industry. 


    天海翼无码视频_AV在线影视_婷婷丁香五月周_黄色无码av

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