4H₂Cl₂N₂; Molecular Weight:148.9781; EINECS:225-316-8 ">

潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

^{<sub id="4nlwo"></sub>}

The physical and chemical property of 4774-14-5 is provided by ChemNet.com

ChemNet > CAS > 4774-14-5 2,6-Dichloropyrazine

4774-14-5 2,6-Dichloropyrazine

product Name	2,6-Dichloropyrazine
CAS No	4774-14-5
Synonyms	2,6-Dichlorpyrazin; Pyrazine, 2,6-dichloro-
Molecular Formula	C₄H₂Cl₂N₂
Molecular Weight	148.9781
InChI	InChI=1/C4H2Cl2N2/c5-3-1-7-2-4(6)8-3/h1-2H
EINECS	225-316-8
Molecular Structure
Density	1.493g/cm³
Melting point	53-56℃
Boiling point	187.5°C at 760 mmHg
Refractive index	1.559
Flash point	83.8°C
Vapour Pressur	0.867mmHg at 25°C
Hazard Symbols	Xn:Harmful;
Risk Codes	R20/21/22:; R36/37/38:;
Safety Description	S22:; S26:; S36/37/39:;
MSDS	Material Safety Data Sheet

Chemicals Suppliers(15):: 1Zhaodu fine chemical plant; 2Shanghai Yuxing Fine Chemicals LTD.; 3Depew Fine Chemical Co.,Ltd.; 4TRITON CHEMTECH CO., LTD.; 5Shanghai Shengyu Chemical Co.,Ltd.; 6AFINE CHEMICALS LIMITED; 7Zhejiang CHEMSYN PHARM.Co.,Ltd.; 8IS Chemical Technology Ltd.; 9Daming Changda Co.,Ltd.; 10Toronto Research Chemicals Inc.; Contact Suppliers

<output id="g3qcv"></output>