大雞巴亂倫有声小说,AV香港经典三级级 在线,久久亚洲国产最新网站之一,国产午夜激无码AV毛片久久

  • 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 



欧美亚洲国产精品久久蜜芽直播 | 亚洲精品AV一二三区无码| 精精国产xxxx视频在线播放| 欧美区精品系列在线观看不卡 | 国产爆乳无码视频在线观看3| av小次郎网站| 国内精品自在拍精选| 第一亚洲中文久久精品无码| 亚洲综合制服丝袜另类| 欧美片内射欧美美美妇| 在线亚洲综合欧美网站首页| 亚洲成AV人电影在线观看| 97国产精品视频在线观看| 中文在线最新版天堂| 亚洲精品无码久久久久苍井空| 亚洲精品无码mv在线观看| 蜜桃AV精品国产亚洲AV| 日韩人妻无码一本二本三本| 一起碰一起噜一起| 国产做爰又粗又大又爽动漫| 综合激情亚洲丁香社区| 一个人看的免费播放完整版| 久久电影网午夜鲁丝片免费| 亚洲亚洲熟妇色l图片20p| 色婷婷精品亚洲AⅤ| 亚洲自偷自拍另类小说| free性中国老太hd| 国产精品日日摸夜夜添夜夜添无码| 帅小伙自慰videogay男男| 好涨嗯太深了嗯啊用力别停| 亚洲乱码一区二区三区在线观看| 女人与公拘交酡过程高清视频| 久久精品国产99久久久古代| 免费网站v片在线亚洲| 亚洲高潮喷水无码AV电影| 国内精品久久久久影院老司机| 美女穿旗袍丝袜流白浆视频 | 熟妇人妻无码XXX视频| 中国CHINA体内裑精亚洲日本| 日韩在线视频| 精品国产a∨无码一区二区三区|