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-????-O,O"")???

????(??-2,4-????-O,O
????(??-2,4-????-O,O"")??? ??? ???
?? ??:
3153-26-2
???:
????(??-2,4-????-O,O"")???
???(??):
????(??-2,4-????-O,O"")???;????????????;????(??-2,4-????-O,O')???;??? ?????????;??? ?? ?????????;??? ???????????;??? ??(?????????);??(2,4-?????????)?????;????(2,4-?????????-kO2,kO4)???, (SP-5-21)-;????(2,4-?????????-O,O')???, (SP-5-21)-;????(???-2,4-??????-O,O')???
???:
Vanadyl acetylacetonate
???(??):
Bis(acetylacetonate)oxovanadiuM;Vanadylacetylacetonato;Vanadyl acetylacetonate ,98%;Vanadyl bis(acetylacetonate);VANADIUM(IV)OXY ACETYLACETONATE;VANADIUM(IV) OXIDE BIS(2,4-PENTANEDIONATE);VANADIUM(IV)-BIS(ACETYLACETONATO)OXIDE , (VANADYL PENTANEDIONATE);Vanadyl acetylaceton;VANADYL ACETYLACETONE;VO(acac)2
CBNumber:
CB0679215
???:
C10H14O5V
??? ??:
265.16
MOL ??:
3153-26-2.mol
MSDS ??:
SDS

????(??-2,4-????-O,O"")??? ??

???
235 °C (dec.)(lit.)
?? ?
140°C 13mm
??
1,4 g/cm3
?? ??
450kg/m3
???
0Pa at 20℃
???
79 °C
?? ??
Store below +30°C.
???
???, ??? ? ?????? ??? ?????. ???? ??? ???
??? ??
??? ??
Specific Gravity
1.4
??
???? ?????
???
????? ???
Hydrolytic Sensitivity
4: no reaction with water under neutral conditions
BRN
4138236
?? ??
NIOSH: Ceiling 0.05 mg/m3
???
?????? ??? ?????. ??? ???? ??? ? ????. ?? ???? ???? ????.
InChIKey
JFHJZWAQYMGNBE-SUKNRPLKSA-L
LogP
0.4 at 20℃
CAS ??????
3153-26-2(CAS DataBase Reference)
NIST
Bis(2,4-pentanedionato)oxovanadium(iv)(3153-26-2)
EPA
Vanadium, oxobis(2,4-pentanedionato-.kappa.O,.kappa.O')-, (SP-5-21)- (3153-26-2)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
??? ?? Xn
?? ???? ?? 22-36/37/38-20/21/22
????? 22-26-36-36/37/39
????(UN No.) 3285
WGK ?? 3
TSCA Yes
?? ?? 6.1
???? III
HS ?? 29420000
???? ?? 2008-1-581
?????? ??? 2008-1-581
?? ? ???? ????: ????; ???(??)????: ????(??-2,4-????-O,O')??? ? ?? 25% ?? ??? ???
????(GHS): GHS hazard pictograms
?? ?: Warning
??·?? ??:
?? ??·?? ?? ?? ?? ?? ?? ? ?? ?? P- ??
H302 ??? ??? ?? ?? ?? - ?? ?? 4 ?? GHS hazard pictograms P264, P270, P301+P312, P330, P501
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
??????:
P261 ??·?·??·???·??·...·????? ??? ????.
P264 ?? ??? ?? ??? ????.
P264 ?? ??? ?? ??? ????.
P270 ? ??? ??? ??? ???, ???? ???? ???.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.
NFPA 704
0
2 0

????(??-2,4-????-O,O"")??? MSDS


Vanadium(IV)-oxy acetylacetonate

????(??-2,4-????-O,O"")??? C??? ??, ??, ??

??? ??

powder

??

Vanadyl acetylacetonate may be used as a precursor for the preparation of vanadium dioxide thin films for applications in “intelligent” window coating and data storage.

Purification Methods

It crystallises from acetone. [cf Fernelius & Bryant Inorg Synth V 105 1957, Beilstein 1 IV 3672.]

????(??-2,4-????-O,O"")??? ?? ?? ? ???

???

??? 2,4-???? ????? ??? ???? [1,1'- ?? (? ?? ?? ??) ???] ??? (II) ?????? ?? n-?? ????? ??? ??? ?????? ??? ?? ?? ?????(??) ???

?? ??

??-?????? (R)-(+)-2-Methyl-2-propanesulfinamide

????(??-2,4-????-O,O"")??? ?? ??

???( 357)?? ??
??? ?? ??? ?? ?? ? ??
Sense Chemicals (Shanghai) Co., Ltd.
+86-21-52751036; +8613818977689
 david.dai@sensechemicals.com China 225 58
Shaanxi Dideu Medichem Co. Ltd 		+86-029-81138252 +86-18789408387
 1057@dideu.com China 3889 58
Hebei Mujin Biotechnology Co.,Ltd 		+86 13288715578 +8613288715578
 sales@hbmojin.com China 12831 58
Hebei Yanxi Chemical Co., Ltd. 		+8617531153977
 allison@yan-xi.com China 5856 58
Hebei Chuanghai Biotechnology Co,.LTD 		+86-13131129325
 sales1@chuanghaibio.com China 5889 58
Hebei Weibang Biotechnology Co., Ltd 		+8617732866630
 bess@weibangbio.com China 18148 58
hebei hongtan Biotechnology Co., Ltd 		+86-86-1913198-3935 +8617331935328
 sales03@chemcn.cn China 970 58
Hebei Zhuanglai Chemical Trading Co Ltd 		+86-16264648883 +86-16264648883
 niki@zlchemi.com China 3712 58
Capot Chemical Co.,Ltd. 		+86-（0）57185586718 +86-13336195806
 sales@capot.com China 29793 60
Henan Tianfu Chemical Co.,Ltd. 		+86-0371-55170693 +86-19937530512
 info@tianfuchem.com China 21634 55

????(??-2,4-????-O,O"")??? ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved