天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

6-Nitronicotinaldehyde

6-Nitronicotinaldehyde ??? ???
?? ??:
1804410-06-7
???:
6-Nitronicotinaldehyde
???(??):
6-Nitronicotinaldehyde;3-Pyridinecarboxaldehyde, 6-nitro-
CBNumber:
CB65847893
???:
C6H4N2O3
??? ??:
152.11
MOL ??:
1804410-06-7.mol

6-Nitronicotinaldehyde ??

?? ?
361.3±27.0 °C(Predicted)
??
1.432±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
?? ?? (pKa)
-4.39±0.22(Predicted)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H315 ??? ??? ??? ????? ?? ????? ?? 2 ?? GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 ?? ?? ??? ??? ?? ? ?? ?? ??? ?? ?? 2A ?? GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 ?? ???? ??? ? ?? ?? ???? ?? - 1? ??;???? ?? ?? 3 ?? GHS hazard pictograms
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

6-Nitronicotinaldehyde C??? ??, ??, ??

6-Nitronicotinaldehyde ?? ?? ? ???

???

?? ??


6-Nitronicotinaldehyde ?? ??

???( 9)?? ??
??? ?? ??? ?? ?? ? ??
Jilin Chinese Academy of Sciences-yanshen Technology
+undefined18143011203
info@chemextension.com China 42056 58
Wuhan Jingkang en Biomedical Technology Co., Ltd
+8613720134139
orders@jknbiochem.com China 5221 58
Aikon International Limited 025-58859352 18068836627
dt3@aikonchem.com China 15494 58
Henan Alfachem Co.,Ltd. 0371-55051623 18137891487
2853979817@qq.com China 10011 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-8210725 4008210725
malulu@leyan.com China 54999 58
Qingdao Helino Chemical Co. LTD 0532-85166003 18561921626
hailinuochem@163.com China 570 58
Energy Chemical 021-58432009 400-005-6266
marketing@energy-chemical.com China 44918 58
Wuhan Jingkangen Biomedical Technology Co., Ltd 13720134139 086-15871494362 13720134139
orders@jknbiochem.com China 6216 58
Sichuan Boyou Biotechnology Co., Ltd 028-65791793 18140026355
568470422@qq.com China 9354 58

Copyright 2019 ? ChemicalBook. All rights reserved