无套内谢的新婚少妇国语播放|无码特黄一级毛片免费视频播放|国产精品无码视频你懂的首页|国产啪精品视频网站免费尤物

  • 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 >Self-owned brand >Vanadium Series >Sodium metavanadate
Sodium metavanadate

Sodium metavanadate

  • Category:Vanadium Series
  • Weight:0

Details:

 Purity: 98% min

 Molecular weight:121.93

 Properties: white or light yellow powder

 Relative density2.79

Melting point:630℃

Characters: It is soluble in water but slightly soluble in alcohol

Specification: 

NaVO3

 

NaVO3

V2O5

Na2O

≥98%

≥73%

≥24.8%

S

K

Fe

≤0.02%

≤0.5%

≤0.02%

 

NaVO3·2H2O

 

NaVO3。2H2O

V2O5

Na2O

≥98%

≥56%

≥19%

S

K

Fe

≤0.02%

≤0.3%

≤0.02%


亚洲国产欧美在线人成大黄瓜| 成年女人免费碰碰视频| 国产精品一卡二卡三卡| 日韩精品无码一区二区| 最近中文字幕mv在线视频看| 东京热加勒比一区三区| 又大又长粗又爽又黄少妇视频| av免费网站在线观看| 99精品久久99久久久久胖女人 | 亚洲精品一区二区三区婷婷月| 亚洲 丝袜 另类 校园 欧美 | 中文字幕乱码中文乱码777| 护士人妻hd中文字幕| 麻豆久久久9性大片| 男人天堂av自拍一区| 久久夜色精品国产网站| 久久久久亚洲av无码观看| 婷婷久久综合九色综合绿巨人 | 久久精品www人人做人人爽| 图片区小说区激情区偷拍区| 久久精品一区二区日韩av| 欧美性xxxxx极品少妇| 中文字幕无码家庭乱欲| 在线A久青草视频在线观看| 久久99热狠狠色精品一区| 久久久精品久久日韩一区综合 | 免费观看交性大片| 少妇综合久久中文字幕| 成人免费看黄网站yyy456| av淘宝国产在线观看| 亚洲精品无码精品mv在线观看| 国产av电影区二区三区曰曰骚网| 亚洲国产天堂一区二区三区| 18禁无遮挡免费视频网站| 成年美女黄网站色大免费视频| 性视频播放免费视频| 亚洲国产欧美在线看片一国产 | 天堂…中文在线最新版在线 | 69人妻精品久久无人专区| 蜜桃麻豆www久久囤产精品| 日本在线 | 中文|