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

????,2-????????-,??????

????,2-????????-,??????
????,2-????????-,?????? ??? ???
?? ??:
27741-65-7
???:
????,2-????????-,??????
???(??):
????,2-????????-,??????
???:
ACETIC ACID, 2-CYCLOBUTYLIDENE-, ETHYL ESTER
???(??):
Ethyl cyclobutylideneacetate;Ethyl2-cyclobutylideneacetate;Carbethoxymethylenecyclobutane;Ethyl cyclobutylideneacetate 97%;Cyclobutylidene-acetic acid ethyl ester;2-Cyclobutylideneacetic acid ethyl ester;Acetic acid, cyclobutylidene-, ethyl ester;ACETIC ACID, 2-CYCLOBUTYLIDENE-, ETHYL ESTER
CBNumber:
CB42468538
???:
C8H12O2
??? ??:
140.18
MOL ??:
27741-65-7.mol

????,2-????????-,?????? ??

???
21℃
?? ?
128-130℃ (2 Torr)
??
1.124±0.06 g/cm3(Predicted)
?? ??
2-8°C
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
HS ?? 2916199590
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
??????:
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

????,2-????????-,?????? C??? ??, ??, ??

????,2-????????-,?????? ?? ?? ? ???

???

?? ??


????,2-????????-,?????? ?? ??

???( 84)?? ??
??? ?? ??? ?? ?? ? ??
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795
ivan@atkchemical.com China 32951 60
Accela ChemBio Inc.
+1-858-6993322
info@accelachem.com United States 19943 58
Chengdu Feibo Pharm Technology Co., Ltd
15982321820
abby@arkpharm.com China 3274 58
Alchem Pharmtech,Inc.
8485655694
sales@alchempharmtech.com United States 63687 58
career henan chemical co
+86-0371-86658258 +8613203830695
factory@coreychem.com China 29815 58
Zhengzhou Alfa Chemical Co.,Ltd
+8618530059196
sale04@alfachem.cn China 13502 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763
sales@tnjchem.com China 34553 58
Zhejiang J&C Biological Technology Co.,Limited
+1-2135480471 +1-2135480471
sales@sarms4muscle.com China 10473 58
Labnetwork lnc.
+86-27-50766799 +8618062016861
contact@labnetwork.com China 19987 58
Zibo Hangyu Biotechnology Development Co., Ltd
+86-0533-2185556 +8617865335152
Mandy@hangyubiotech.com China 10986 58

Copyright 2019 ? ChemicalBook. All rights reserved