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

2-(2-?????)???

2-(2-?????)???
2-(2-?????)??? ??? ???
?? ??:
4253-81-0
???:
2-(2-?????)???
???(??):
2-(2-?????)???
???:
2-(2-Nitrophenyl)pyridine
???(??):
2-(2-Nitrophenyl)pyridine;Pyridine, 2-(2-nitrophenyl)-
CBNumber:
CB93063719
???:
C11H8N2O2
??? ??:
200.19
MOL ??:
4253-81-0.mol

2-(2-?????)??? ??

?? ??
Inert atmosphere,Room Temperature
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
??????:
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

2-(2-?????)??? C??? ??, ??, ??

2-(2-?????)??? ?? ?? ? ???

???

?? ??


2-(2-?????)??? ?? ??

???( 20)?? ??
??? ?? ??? ?? ?? ? ??
Coresyn Pharmatech Co., Ltd.
+86-571-86626709 +86-18157142896
cbc@coresyn.com China 9984 58
Jilin Chinese Academy of Sciences-yanshen Technology
+undefined18143011203
info@chemextension.com China 42056 58
Aladdin Scientific
+1-+1(833)-552-7181
sales@aladdinsci.com United States 52924 58
Amadis Chemical Company Limited
571-89925085
sales@amadischem.com China 131957 58
Shanghai YuanYe Biotechnology Co., Ltd. 021-61312847; 18021002903
3008007409@qq.com China 27313 60
BePharm Ltd 400-685-9117
market@bepharm.com China 15081 60
9ding chemical ( Shanghai) Limited 021-021-52271985 17721149837
sales@9dingchem.com China 19800 60
Aikon International Limited 025-66113011 13155353615
qzhang@aikonchem.com China 15394 58
3A Chemicals 400-668-9898
service@3achem.com China 20557 58
Shanghai Jizhi Biochemical Technology Co. Ltd. 4009004166/18616739031 18616739031
3007523370@qq.com China 52693 58

Copyright 2019 ? ChemicalBook. All rights reserved