亚洲成色www久久网站夜月-日日噜噜夜夜狠狠久久丁香五月-欧洲熟妇色xxxx欧美老妇软件-在教室伦流澡到高潮hnp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 Compound
  • 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: 国产suv精品一区二区88l| 中国少妇被黑人xxxxx| 亚洲av高清在线观看一区二区三区| 亚洲一区二区三区偷拍女厕| 久久综合伊人| 看黄a大片日本真人视频直播| 国产农村乱子伦精品视频| 欧美成人精品三级在线观看| 中日韩精品无码一区二区三区| 中文字幕无码家庭乱欲| 亚洲综合在线一区二区三区 | 日韩av无码成人精品国产| 精品国产免费观看久久久| 亚洲av无码国产剧情| 亚洲av无码成h在线观看| 久久夜色精品国产噜噜麻豆| 性天堂av系列| 无套中出丰满人妻无码| 国产精品99久久免费| 欧美人与动牲交a欧美精品| 麻豆亚洲av成人无码久久精品 | 免费不卡在线观看av| 精人妻无码一区二区三区| 国产精品区一区第一页| 又黄又爽又色的视频| 国产av综合第一页| 亚洲乱码精品久久久久..| 青草视频在线观看视频| 亚洲2022国产成人精品无码区| 国产超碰人人爽人人做| 亚洲人成色77777| 日韩av无码中文无码不卡电影| 亚洲日本中文字幕天天更新| 人妻无码久久久久久久久久久| 麻豆传播媒体免费版官网 | 色偷偷一区二区无码视频| 7777色鬼xxxx欧美色妇| 无码人妻精品一区二区三区下载| 国产无遮挡又黄又爽在线视频| 国产综合无码一区二区色蜜蜜| 成人日韩熟女高清视频一区|