中文字幕亚洲欧美日本懂色,亚洲视频一区在线色婷婷,天天干天天干天天日天天操,麻豆国产精品777777在线,欧美一区二区三区另,中文字幕丰满人妻日本了,熟妇人妻av中文字幕在线,最新福利免费视频一区二区,伊人少妇精品在线观看视频

SZSE：002741
Chemical Reagents
Cerium(IV) oxide?COA Report
  • CAS No.：1306-38-3
  • Molecular weight：172.12
  • Molecular formula：CeO2
  • EC No.：215-150-4
  • HS-No：28461000
Information
Specification category：
Product No. Product name specifications
1.12036.020 Cerium(IV) oxide AR100g
1.12036.030 Cerium(IV) oxide AR250g
1.12036.050 Cerium(IV) oxide AR500g
Characteristic： Appearance and properties:Solid, white or yellow, odorless
Relative density: 7.13 g / mL at 25 ℃
Melting point(℃): 2600 ℃
Solubility: insoluble in water, easily soluble in mineral acids. Need to add a reducing agent to assist dissolution (eg hydroxylamine reductant).
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1