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

The physical and chemical property of 104-90-5 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 104-90-5 5-Ethyl-2-methylpyridine

104-90-5 5-Ethyl-2-methylpyridine

?? ????? 5-Ethyl-2-methylpyridine
?? ????? 5-Ethyl-2-methylpyridine; 5-Ethyl-2-picoline; 2-Methyl-5-Ethylyridine; 2-Methyl-5-Ethylpyridine; 2-Methyl-5-Ethyl Pyridine
????????? ??????? C8H11N
???? ???????? 121.1796
???? CAS 104-90-5
EINECS 203-250-0
???? ???????? 104-90-5 5-Ethyl-2-methylpyridine
?????? 0.919g/cm3
????? ????? -70.9℃
????? ????? 176°C at 760 mmHg
???? ????? 1.499
????? ???? 66.1°C
?????? ???? practically insoluble
??? ???? 1.5mmHg at 25°C
Hazard ??????  C:Corrosive;
??????? ???? R20/21/22:;
R34:;
?????? ????? S26:;
S36/37/39:;
S45:;
主站蜘蛛池模板: 登封市| 汝城县| 雷山县| 乐都县| 广德县| 扬州市| 龙川县| 玛沁县| 台东市| 江达县| 乳源| 武穴市| 罗平县| 图片| 长沙市| 汕头市| 汉中市| 马公市| 泾阳县| 永济市| 普兰店市| 扶沟县| 巴中市| 三原县| 登封市| 建平县| 调兵山市| 新晃| 宜章县| 锦州市| 东光县| 黎城县| 西盟| 镇安县| 将乐县| 噶尔县| 金堂县| 德州市| 黑河市| 赞皇县| 新龙县|