女人高潮被爽到呻吟在线观看,久久久久无码精品国产不卡,国精品99久9在线 | 免费,草草浮力地址线路①屁屁影院

  • 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 



国产亚洲欧洲aⅴ综合一区| 国产亚洲av无码av男人的天堂| 不卡高清av手机在线观看| 欧美巨大巨粗黑人性aaaaaa| 日产亚洲一区二区三区| 久久久精品人妻一区二区三区| 极品粉嫩嫩模大尺度无码视频| 亚洲国产精品久久亚洲精品| 香蕉久久福利院| 无码精品一区二区三区免费视频| 曰韩无码二三区中文字幕| 蜜臀色欲av在线播放国产日韩| 无码不卡中文字幕av| 久久久精品日本一区二区三区| 久久只精品99品免费久23| 国产av无码专区亚洲av果冻传媒| 国产精品99久久99久久久动漫| 人人妻人人澡人人爽欧美精品| 婷婷成人丁香五月综合激情| 国产av天堂亚洲国产av天堂| 久久天天躁狠狠躁夜夜96流白浆| 亚洲理论电影在线观看| 亚洲欧洲中文日韩久久av乱码| 中文字幕久久熟女人妻av免费| 中文字幕久精品免费视频| 日韩一区二区三区无码影院| 国语对白做受xxxxx在| 国产日韩综合一区二区性色av| 久久亚洲精品ab无码播放| 中文字幕乱偷无码av先锋| 少妇人妻av毛片在线看| 精品国产三级a∨在线观看| 亚洲国产精品久久人人爱| 亚洲精品乱码久久久久久金桔影视| 经典国产乱子伦精品视频| 人人妻人人澡av天堂香蕉| 国产精品久久二区二区| 国产精品国产成人国产三级| 亚洲精品tv久久久久久久久久| 男女性高爱潮免费网站| 粉嫩少妇内射浓精videos|