97一区二区国产好的精华液_国产真人无码作爱视频免费_精品无码三级在线观看视频_免费观看又色又爽又湿的软件_亚洲国产成人片在线观看无码

  • 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

Home >Minor metals >Bismuth Series > High-purity bismuth metal
 High-purity bismuth metal

High-purity bismuth metal

  • Category:Bismuth Series
  • Weight:0

Details:

We have high-purity bismuth metal 99.999~99.9999%

    Bi-5N,  impurity <10ppm

    Bi-6N,  impurity <1ppm

Formsingot, powder, needle, granule

Atomic weight:208.98

Electronegativity:1.9

Melting point:271.4℃

Boiling point:1564℃

Density:9.808g/cm3

Packaging: sealed vacuum polythene bag with dacron film inner

Main Application: mainly used for semiconductor compound, electronic refrigeration component, thermoelectric conversion component and liquid cooling equipment in atomic reactor 



制服丝袜中文字幕在线| 国产精品久久777777| 精品熟女碰碰人人a久久| 动漫无遮挡羞视频在线观看| 日韩免费无码视频一区二区三区| 高h喷水荡肉爽文np肉色学校| 蜜桃av区一区二区三| 少妇性bbb搡bbb爽爽爽| 日韩亚洲欧美中文高清在线| 男人j进入女人j的视频免费的| 成人无码视频| 999久久久精品国产消防器材| 亚洲中文久久精品无码ww16| 国产又猛又爽又黄视频| 国产交换配乱婬视频| 国产一区二区三区免费在线观看| 竹菊影视欧美日韩一区二区三区四区五区| 男女18禁啪啪无遮挡激烈网站| 苍井空亚洲精品aa片在线播放| 日日橹狠狠爱欧美超碰| 免费无码高潮流白浆视频| 精品熟女少妇av免费久久| 国产午夜福利久久精品| 少妇高潮喷水久久久影院| 亚洲综合久久成人a片红豆| 欧美日韩国产综合草草| 久久婷婷色综合一区二区| 日本中文字幕有码在线视频| 在线视频观看免费视频18 | 国产黄色成人自拍视频| 免费裸体无遮挡黄网站免费看 | 亚洲一二三四中文字幕| 无码人妻一区二区三区在线| 内射人妻无套中出无码| 亚洲成人av一区二区三区| 真人与拘做受免费视频一| 国产成人精品日本亚洲77上位| 九九热在线视频观看这里只有精品 | 亚洲欧美精品aaaaaa片| 最近中文字幕在线mv视频在线| 九九综合九色综合网站|