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

1-(??????)-1-??-3-?

1-(??????)-1-??-3-?
1-(??????)-1-??-3-? ??? ???
?? ??:
18387-58-1
???:
1-(??????)-1-??-3-?
???(??):
1-(??????)-1-??-3-?
???:
1-(Trimethylsilyl)-1-pentyn-3-one
???(??):
1-(Trimethylsilyl)-1-pentyn-3-one;1-Pentyn-3-one, 1-(trimethylsilyl)-
CBNumber:
CB12358540
???:
C8H14OSi
??? ??:
154.28
MOL ??:
18387-58-1.mol

1-(??????)-1-??-3-? ??

?? ?
70.5 °C(Press: 15 Torr)
??
0.872±0.06 g/cm3(Predicted)

??

1-(??????)-1-??-3-? C??? ??, ??, ??

1-(??????)-1-??-3-? ?? ?? ? ???

???

?? ??


1-(??????)-1-??-3-? ?? ??

???( 7)?? ??
??? ?? ??? ?? ?? ? ??
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763
sales@tnjchem.com China 34563 58
Alfa Chemistry

Info@alfa-chemistry.com United States 24072 58
Chemwill Asia Co.,Ltd. 86-21-51086038
chemwill_asia@126.com CHINA 23912 58
Shanghai Enchem Industry Co., Ltd. 15021317485
China 1403 58
Shanghai Zhuang Ming New Material Technology Co., Ltd. 17312398916 051386936896 15216715905
sales@zhuangming.net China 1271 58
Shanghai Synchem Pharma Co., ltd 21-619849051-1 18521059765
synchempharma@aliyun.com China 6464 55
Xuzhou ZhuoYun New Material Technology Co., Ltd. 0516- 13776763863
zhangqinli.ok@163.com China 1185 58

Copyright 2019 ? ChemicalBook. All rights reserved