免费在线的毛片网站,大学生高潮一级毛片免费,免费观看一级毛片,中国女人毛片A片区一区 ,在线观看色网站,www亚洲免费,国产日韩亚洲不卡高清在线观看,国产乱码精品一区二区

  • 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

Bismuth trioxide

Bismuth trioxide

  • Category:Bismuth Compound
  • Weight:0

Details:

Purity: 99.5% ~ 99.9%

Feature: light yellow powder and odourlessinsoluble in acid and water

Packaging: 20-25kgs per sealed plastic bags in cardboard drums

Main Application: Mainly used for chemical industry, production of Bismuth salt, glass staining, voltage dependent resistor and thermistor, lightning arrester, kinescope, fireproofing paper, electronic ceramic power, photoelectric material, high temperature superconducting material and catalyst.