美国一级毛片免费看-美国一级毛片免费看成人-美国一级毛片免费视频观看-美国一级毛片片aaa-天天操夜夜操天天操-天天操夜夜操视频

  • 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

 Potassium

Potassium

  • Category:Vanadium Series
  • Weight:0

Details:

Purity: 98%-99%

Packaging: 25kgs per plastic bag in iron barrel

Molecular formula:KVO3

Molecular weight:138.04

Melting point:520℃

Appearance: white powder form.

Main Application: Mainly used for chemical reagent, catalyst, dryer, mordant

Specification

 

Brand

Purity (%min)

Chemical contents

 (%min)

Impurity contents

 (%, max)

Appearance

KVO3

V2O5

K2O

S

Na

Fe

White powder

 

98

64.5

33%

0.02

0.2

0.02


主站蜘蛛池模板: 久久成人影视| 日韩成人av在线| 国内黄色一级精品| 亚洲精品在线观看91| 国产小视频网站| 四虎永久在线观看免费网站网址| 国产精品女| 国产精品第2页| 日韩中文字幕免费在线观看| mmmxxx黄大片| 久久精品九九| 亚洲欧洲一区二区| 成人在线激情网| 久久网站视频| 亚洲欧美一区二区三区不卡| 国产精品3| 美女很黄免费| 一区二区精品在线观看| 国产福利三区| 老司机51精品视频在线观看| 在线观看国产区| 国产成人精品福利网站在线观看| 欧美卡一卡二卡新区aaa| 中文字幕免费在线视频| 国产亚洲精品福利| 欧美另类videosbestsex视频| 亚色国产| 国产成人精品福利网站在线观看 | 综合色爱| 国产精品成人免费视频99| 免费在线观看黄网站| 一区二区三区日韩精品| www.色在线| 好吊妞视频免费观看va| 欧美精品一国产成人性影视| 一区二区三区福利| 97午夜精品| 国产资源在线视频| 美国美女一级毛片免费全| 亚洲国产91| 中文字幕日韩精品中文区|