一二三四区视频,亚洲少妇熟女色,日本久热无码视频网,欧美国产日韩大尺度,亚洲a视频,久久少妇一区二区,日韩999无码视频,刺激久久久久久久,啊啊啊啊不要啊在线

??????? ????

??????? ????
??????? ???? ??? ???
?? ??:
1153-05-5
???:
??????? ????
???(??):
???????????;???????? ???;??????????
???:
TRIPHENYLARSINE OXIDE
???(??):
(C6H5)3As=O;Triphenyloxoarsorane;triphenyl-arsineoxid;TRIPHENYLARSINE OXIDE;Triphenylarsenic oxide;Arsine oxide, triphenyl-
CBNumber:
CB7367063
???:
C18H15AsO
??? ??:
322.23
MOL ??:
1153-05-5.mol
MSDS ??:
SDS

??????? ???? ??

???
191-193 °C (lit.)
?? ?
468.4±28.0 °C(Predicted)
?? ??
Poison room
??? ??
powder
BRN
2939833
InChI
1S/C18H15AsO/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
InChIKey
CLVJBRYGLQNRDA-UHFFFAOYSA-N
SMILES
O=[As](c1ccccc1)(c2ccccc2)c3ccccc3
EPA
Triphenylarsine oxide (1153-05-5)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? T,N
?? ???? ?? 23/25-50/53
????? 20/21-28-45-60-61
????(UN No.) UN 3465 6.1/PG 2
WGK ?? 3
TSCA TSCA listed
?? ?? 6.1(b)
???? III
HS ?? 29310099
???? ??? 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Aquatic Acute 1
Aquatic Chronic 1
????(GHS): Skull and Crossbones (GHS06)Environment (GHS09)
?? ?: Danger
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H410 ??? ??? ?? ????? ?? ??? ?? ????? ?? - ?? ?? 1 ?? P273, P391, P501
??????:
P273 ???? ???? ???.

??????? ???? C??? ??, ??, ??

Purification Methods

The anhydrous oxide crystallises from *C6H6, whereas the monohydrate separates from EtOH with m 118o (m 114-117o was also reported). [Beilstein 16 H 846, 16 I 433, 16 II 433, 16 III 1022, 16 IV 1139.] HIGHLY TOXIC.

??????? ???? ?? ?? ? ???

???

?? ??


??????? ???? ?? ??

???( 32)?? ??
??? ?? ??? ?? ?? ? ??
Shaanxi Dideu Medichem Co. Ltd
+8617392709771
1097@dideu.com China 3993 58
Aladdin Scientific

tp@aladdinsci.com United States 52923 58
J & K SCIENTIFIC LTD. 18210857532; 18210857532
jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109
market03@meryer.com China 40228 62
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696
info@hanhongsci.com China 42934 64
Sigma-Aldrich 021-61415566 800-8193336
orderCN@merckgroup.com China 51395 80
Aikon International Limited 025-58851090 15955137747
sales01@aikonchem.com China 15949 58
Energy Chemical 021-58432009 400-005-6266
marketing1@energy-chemical.com China 44896 58
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd 029-029-81120477 17792793610
1033@dideu.com China 10000 58
Merck KGaA 21-20338288
ordercn@merckgroup.com China 6038 58

??????? ???? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved
惠东县| 钟祥市| 池州市| 江津市| 安陆市| 全南县| 安徽省| 德安县| 普兰店市| 察雅县| 南丹县| 土默特右旗| 策勒县| 米易县| 延庆县| 浦县| 景宁| 张北县| 盖州市| 姜堰市| 鄂州市| 夹江县| 宁蒗| 锡林浩特市| 长武县| 华宁县| 元谋县| 毕节市| 溆浦县| 冀州市| 金华市| 彰化县| 新和县| 旬阳县| 泾阳县| 仙桃市| 临沂市| 黔南| 常德市| 乐安县| 徐闻县|