一本色道无码不卡在线观看-国产口爆吞精在线视频-免费观看又色又爽又黄的崩锅-精品国产乱码一区二区三区-中文字幕乱码人妻一区二区三区

  • 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

 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: 特级无码毛片免费视频播放| 亚洲多毛妓女毛茸茸的| 无遮挡激情视频国产在线观看| 中文成人无码精品久久久不卡| 黄页网站视频| 久久综合99re88久久爱| 隔壁邻居是巨爆乳寡妇| 51久久国产露脸精品国产| 国产裸体美女永久免费无遮挡| 欧美亚洲国产第一精品久久| 久久精品国产99国产精品导航| 亚洲国产欧美人成| 欧美视频区高清视频播放| 亚瑟av亚洲精品一区二区| 国内成+人 亚洲+欧美+综合在线| 妺妺窝人体色www在线小说 | 少妇高潮惨叫久久久久久| 国产一线二线三线女| 日本最新免费二区三区| 男女性色大片免费网站| 美丽的熟妇中文字幕| 337p日本欧洲亚洲大胆色噜噜 | 国产无套护士在线观看| 亚洲精品蜜桃久久久久久| 欧美日韩综合在线精品| 国产精品自产拍在线观看中文| 亚洲成aⅴ人最新无码| 无码东京热一区二区三区| 欧美性黑人极品hd变态| 国内精品久久久久影院一蜜桃| 国产精品久久国产精麻豆99网站| 妇乱子伦精品小说网| 国偷自产一区二区三区在线视频 | 欧美老人巨大xxxx做受视频| 久久人人爽爽人人爽人人片av | 日韩精品无码成人专区| 暴力强奷在线播放无码| 成人性生交大片免费看vr| 日本人妻巨大乳挤奶水| 久久人妻内射无码一区三区| аⅴ资源中文在线天堂|