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
Methyl red (C.I. 13020)COA Report
  • CAS No.: 493-52-7
  • Molecular weight:269.31
  • Aliases:C.I. 13020; Acid Red 2; 2-[4-(Dimethylamino)phenylazo]benzoic acid
  • Molecular formula:C15H15N3O2
  • UN Code:1170
  • EC No.:207-776-1
Information
Specification category:
Product No. Product name specifications
1.28044.020 Methyl red (C.I. 13020) IND25g
Related Products

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