成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

5-??????????

5-??????????
5-?????????? ??? ???
?? ??:
22187-96-8
???:
5-??????????
???(??):
5-??????????
???:
5-METHOXYPICOLINALDEHYDE
???(??):
KML-76;KML-108;5-METHOXYPICOLINALDEHYDE;2-ForMyl-5-Methoxypyridine;5-methoxypyridine-2-aldehyde;5-Methoxypyridine-2-carbaldehyde;5-Methoxy-2-Pyridinecarboxaldehyde;5-Methoxypyridine-2-carboxaldehyde;2-Pyridinecarboxaldehyde, 5-Methoxy-
CBNumber:
CB7470905
???:
C7H7NO2
??? ??:
137.14
MOL ??:
22187-96-8.mol

5-?????????? ??

?? ?
248.4±20.0 °C(Predicted)
??
1.159±0.06 g/cm3(Predicted)
?? ??
under inert gas (nitrogen or Argon) at 2-8°C
?? ?? (pKa)
3.16±0.10(Predicted)
??? ??
??
??? ??
??? ??
??
???? ?????
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2933399990
????(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
??????:
P260 ??·?·??·???·??·...·????? ???? ???.
P271 ?? ?? ??? ? ?? ???? ?????.
P280 ????/???/???/?????? ?????.

5-?????????? C??? ??, ??, ??

5-?????????? ?? ?? ? ???

???

?? ??


5-?????????? ?? ??

???( 116)?? ??
??? ?? ??? ?? ?? ? ??
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795
ivan@atkchemical.com China 32951 60
Shenzhen Nexconn Pharmatechs Ltd
+86-755-89396905 +86-15013857715
admin@nexconn.com China 10310 58
Accela ChemBio Inc.
+1-858-6993322
info@accelachem.com United States 17254 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63687 58
career henan chemical co
+86-0371-86658258 +8613203830695
factory@coreychem.com China 29812 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
+8613580539051
joe@yuhengpharm.com CHINA 21142 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763
sales@tnjchem.com China 34553 58
Baoji Guokang Bio-Technology Co., Ltd.
0917-3909592 13892490616
gksales1@gk-bio.com China 9315 58
Dayang Chem (Hangzhou) Co.,Ltd.
571-88938639 +8617705817739
info@dycnchem.com China 52849 58
LEAP CHEM CO., LTD.
+86-852-30606658
market18@leapchem.com China 24727 58

5-?????????? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved