一本色道无码不卡在线观看-国产口爆吞精在线视频-免费观看又色又爽又黄的崩锅-精品国产乱码一区二区三区-中文字幕乱码人妻一区二区三区

  • 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. 


主站蜘蛛池模板: 7777久久亚洲中文字幕| 亚洲午夜精品一区二区| 亚洲精品日韩一区二区电影| 欧美18精品久久久无码午夜福利| 久久精品无码av| 久久天天躁狠狠躁夜夜网站| 欧美国产一区二区三区激情无套| 国精产品源xzl仙踪林仙踪| 香蕉av777xxx色综合一区| 亚洲男同志网站| 亚洲女人被黑人巨大进入| 极品少妇被啪到呻吟喷水| 中文字幕人妻在线中字| 国产白袜脚足j棉袜在线观看 | 亚洲精品一区二区三区大桥未久| 性色av无码不卡中文字幕| 伊人久久大香线蕉av五月天宝贝| 动漫成人无码免费视频在线播| 亚洲经典千人经典日产| 又大又粗欧美黑人aaaaa片| 日本中文字幕在线| 曰本女人牲交全视频免费播放| av中文字幕潮喷人妻系列| 四川少妇被弄到高潮| 亚洲免费网站观看视频| 久人人爽人人爽人人片av| 无码精品视频一区二区三区| 欧美人与性囗牲恔配| 免费纯肉3d动漫无码网站| 最新亚洲人成网站在线观看| 亚洲熟妇无码av在| 亚洲国产成人久久综合碰碰| 高清精品一区二区三区| 激情 小说 亚洲 图片 伦| 高中生自慰www网站| 波多野结衣av无码久久一区| 亚洲制服丝袜精品久久| 亚洲精品天堂成人片av在线播放 | 国产精品激情欧美可乐视频| 无码影片| 午夜成人性刺激免费视频|