午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

PORPHINE

PORPHINE ??? ???
?? ??:
101-60-0
???:
PORPHINE
???(??):
porphin;PORPHINE;PORPHYNE;21H,23H-Porphyrin;21H, 23H-PORPHINE;21,22-dihydroporphine;21,22-dihydroporphyrin;PORPHINE ISO 9001:2015 REACH;TIANFU CHEM 101-60-0 PORPHINE
CBNumber:
CB2231240
???:
C20H14N4
??? ??:
310.35
MOL ??:
101-60-0.mol

PORPHINE ??

???
360°C
?? ?
440.52°C (rough estimate)
??
1.3360
???
1.6400 (estimate)
?? ??
−20°C
EPA
21H,23H-Porphine (101-60-0)
??
  • ?? ? ?? ??
  • ?? ? ???? ?? (GHS)
WGK ?? 3
????(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 ??·?·??·???·??·...·????? ??? ????.
P280 ????/???/???/?????? ?????.
P301+P312 ??? ???? ??? ????(??)? ??? ????.
P302+P352 ??? ??? ??? ?? ????.
P305+P351+P338 ?? ??? ? ?? ?? ???? ????. ???? ?????? ?????. ?? ????.

PORPHINE C??? ??, ??, ??

PORPHINE ?? ?? ? ???

???

?? ??


PORPHINE ?? ??

???( 52)?? ??
??? ?? ??? ?? ?? ? ??
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512
info@tianfuchem.com China 21622 55
career henan chemical co
+86-0371-86658258 +8613203830695
factory@coreychem.com China 29804 58
Chengdu Aslee Biopharmaceuticals, Inc.
28-85305008
CHINA 964 58
Dideu Industries Group Limited
+86-29-89586680 +86-15129568250
1026@dideu.com China 22279 58
Henan Alfa Chemical Co., Ltd
+8615838112936
alfa10@alfachem.cn China 13006 58
Alfa Chemistry
+1-5166625404;
Info@alfa-chemistry.com United States 20405 58
LEAP CHEM CO., LTD.
+86-852-30606658 19957148339;
market18@leapchem.com China 24727 58
Jilin Chinese Academy of Sciences-yanshen Technology
+undefined18143011203
info@chemextension.com China 42056 58
Aladdin Scientific

tp@aladdinsci.com United States 57505 58
J & K SCIENTIFIC LTD. 18210857532
jkinfo@jkchemical.com China 96815 76

PORPHINE ?? ??:

Copyright 2019 ? ChemicalBook. All rights reserved