久久99精品久久久久久hb亚瑟-免费看无码毛视频成片-99热这里只有精品免费播放-亚洲精品少妇高清30p-国产午夜福利精品久久2021

SZSE:002741
Chemical Reagents
Bismarck brown Y (C.I.21000) COA Report
  • CAS No.:10114-58-6
  • Molecular weight:419.31
  • Aliases: 4,4'-(M-PHENYLENEBISAZO)BIS-M-PHENYLENEDIAMINE DIHYDROCHLORIDE; 4,4'-[1,3-PHENYLENEBIS(AZO)]-BIS[1,3-BENZENEDIAMINE] DIHYDROCHLORIDE;MANCHESTER BROWN; BASIC BROWN NO 1;BASIC BROWN GX;BASIC BROWN GXP;BASIC BROWN;BASIC BROWN 1
  • Molecular formula:C18H18N8 · 2HCl
Information
Specification category:
Product No. Product name specifications
1.29002.010 Bismarck brown Y (C.I.21000) BS25g
Characteristic: Appearance and properties: dark purple or dark brown powder
Hazard characteristics:

Hazardous characteristics: case of fire, heat or contact with oxidants, cause a fire hazard. Health hazards: vapor or would irritate mist nose, throat and respiratory tract.Harmful in contact with skin. Environmental hazards: a hazard to the environment, water, soil and atmospheric pollution. Explosion Hazards: This product is combustible in high temperature.

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
主站蜘蛛池模板: 亚洲欧美日韩视频高清专区| 久国产精品人妻aⅴ| 欧美69久成人做爰视频| 国产精品户外野外| 熟妇人妻无码中文字幕老熟妇| 丰满妇女毛茸茸刮毛| 青草伊人久久综在合线亚洲| 欧美午夜一区二区福利视频| 精品欧美小视频在线观看| 国产精品国产三级国产试看| 九九精品成人免费国产片| 18禁免费吃奶摸下激烈视频| 国产午夜精品一区二区三区嫩草| 无码精品国产dvd在线观看久9 | 亚洲成aⅴ人在线电影| 女人摸下面自熨视频在线播放| 亚洲va成无码人在线观看| 久久国产精品偷任你爽任你| 中文字幕一精品亚洲无线一区| 亚洲女教师丝祙在线播放| 国产色精品久久人妻| 精品亚洲国产成人a片app| 无码成人h免费视频在线观看| 中文字幕无码一区二区免费| 国产亚洲日韩在线aaaa| 国产精品久久久久久久久岛| 熟女人妻一区二区三区视频| 亚洲精品国产福利一二区| 国产av亚洲精品久久久久| 国产精品国产三级国产av剧情 | 青青草原精品资源站久久| 337p粉嫩日本欧洲亚洲大胆| 亚洲国产精品va在线观看麻豆 | 精品国产v无码大片在线观看| 国产欧美色一区二区三区 | 99久久精品6在线播放| 2019最新国产不卡a| 精品亚洲国产成人av制服| 人人妻人人澡人人爽欧美一区九九 | 久久久久蜜桃精品成人片| 午夜三级a三级三点自慰|