99久久亚洲综合精品成人网,日本高清www色视频总站免费,亚洲成av人无码综合在线观看,免费永久在线平台视频

  • 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

Ammonium

Ammonium

  • Category:Vanadium Compound
  • 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. 


精品a区| 00av免费在线观看| 伊人久久大香线蕉综合软件| www.亚洲一区| 亚洲第一网| Wmyiquerqusanqu| 高清无码一区二区三区| 国产经典自拍| 精品少妇一区| 91亚色| 情侣偷拍一区二区| 男人的天堂| 少妇人妻偷人精品无码视频| 欧美一区二区三区在线播放| 动漫AV纯肉无码AV在线播放| 凸轮偷拍精品| 欧美精品亚洲精品日韩| 我与三黑人4P| 亚洲欧美小说视频| 欧亚a类一二三区| 国产91色综合久久久久| 日本视频不卡| 亚洲激情小说网| 视频播放一区二区| 国模吧一区二区| 老色鬼在线成人AV| 亚洲精品无码AV中文永久在线| 天天拍夜夜添久久精品| 亚洲天堂午夜视频| 人妻少妇| 99久久人人爽亚洲精品美女| 亚洲少妇av一二三四区| 欧美综合色婷婷五月| 中文国产字幕在线观看| 国产精品JIZZ在线观看老狼| 南阳市| 成人精品在线视频| 高潮喷水的毛片| 随州市| 老湿机东京热| 午夜伦理|