亚洲成人av_不卡av片_人妻巨大乳hd免费看_黄色小说内容_三级视频片_av网站网址_为爱搞激情_色九区_性姿势伦理未删减版_www狠狠_秋葵视频成人_久操热久操_日本网站在线看_久草网在线_狠狠做

SZSE:002741
Chemical Reagents
Niobium pentaoxide? COA Report
  • CAS No.:1313-96-8
  • Molecular weight:265.80
  • Aliases:Niobium oxide
  • Molecular formula:Nb2O5
  • EC No.:215-213-6
  • HS-No:28259085
Information
Specification category:
Product No. Product name specifications
1.10341.020 Niobium pentaoxide 250g
1.10341.030 Niobium pentaoxide 25kg
1.10341.040 Niobium pentaoxide 500g
Characteristic: Appearance and properties:white rhombic crystal or powder, yellow when heated.
Relative density(water=1):4.47
Melting point(℃):1485±5
Boiling point(℃):1860
Solubility:insoluble in water,hardly soluble in acids,soluble in molten potassium hydrogen sulfate or alkali metal carbonates,hydroxides.
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 天峨县| 扎鲁特旗| 无锡市| 白城市| 屏东县| 邓州市| 武清区| 湘乡市| 行唐县| 福清市| 乐都县| 通州市| 化州市| 临洮县| 弋阳县| 江津市| 油尖旺区| 德州市| 陆良县| 黔东| 锦州市| 鹰潭市| 临颍县| 永兴县| 米易县| 罗甸县| 石河子市| 枣强县| 东海县| 沛县| 全南县| 镇江市| 启东市| 武川县| 高尔夫| 元氏县| 维西| 措勤县| 澄江县| 福泉市| 龙州县|