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

2,4-????-1-?????

2,4-????-1-?????
2,4-????-1-????? ??? ???
?? ??:
75717-77-0
???:
2,4-????-1-?????
???(??):
2,4-????-1-?????
???:
2,4-dichloro-1-ethynylbenzene
???(??):
2,4-Dichlorophenylacetylene;2,4-dichloro-1-ethynylbenzene;Benzene, 2,4-dichloro-1-ethynyl-
CBNumber:
CB72500312
???:
C8H4Cl2
??? ??:
171.02
MOL ??:
75717-77-0.mol

2,4-????-1-????? ??

?? ??
2-8°C
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
??????:
P280 ????/???/???/?????? ?????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

2,4-????-1-????? C??? ??, ??, ??

2,4-????-1-????? ?? ?? ? ???

???

?? ??


2,4-????-1-????? ?? ??

???( 49)?? ??
??? ?? ??? ?? ?? ? ??
Frapp's ChemicalNFTZ Co., Ltd.
+86 (576) 8169-6106
sales@frappschem.com China 880 50
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795
ivan@atkchemical.com China 33025 60
Hebei Jimi Trading Co., Ltd.
+86 319 5273535
bestoneforyou@sina.com CHINA 287 58
Accela ChemBio Inc.
+1-858-6993322
info@accelachem.com United States 19039 58
Richest Group Ltd
18017061086
oled@richest-group.com CHINA 5600 58
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
+8613580539051
joe@yuhengpharm.com CHINA 21142 58
Neostar United (Changzhou) Industrial Co., Ltd.
+86-0519-85551759 +8613506123987
marketing1@neostarunited.com China 8840 58
CD Chemical Group Limited
+8615986615575
info@codchem.com China 20342 58
Labnetwork lnc.
+86-27-50766799 +8618062016861
contact@labnetwork.com China 19987 58
LEAPCHEM CO., LTD.
+86-852-30606658
market18@leapchem.com China 43340 58

Copyright 2019 ? ChemicalBook. All rights reserved