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 14906-59-3 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 14906-59-3 4-cyanopyridine N-oxide

14906-59-3 4-cyanopyridine N-oxide

?? ????? 4-cyanopyridine N-oxide
?? ????? 4-cyanopyridine N-oxide; 4-Cyanopyridine-N-oxide; 4-Cyanopyridine oxide; pyridine-4-carbonitrile 1-oxide; 4-Cyanopyridinium-1-Olate
????????? ??????? C6H4N2O
???? ???????? 120.1088
InChI InChI=1/C6H4N2O/c7-5-6-1-3-8(9)4-2-6/h1-4H
???? CAS 14906-59-3
EINECS 238-974-6
???? ???????? 14906-59-3 4-cyanopyridine N-oxide
?????? 1.14g/cm3
????? ????? 231-232℃
????? ????? 382.7°C at 760 mmHg
???? ????? 1.567
????? ???? 185.3°C
??? ???? 4.63E-06mmHg at 25°C
Hazard ??????  Xn:Harmful;
??????? ???? R20/21/22:;
R36/37/38:;
?????? ????? S22:;
S26:;
S36/37/39:;
主站蜘蛛池模板: 怀柔区| 天镇县| 大宁县| 新沂市| 青浦区| 巍山| 安塞县| 阆中市| 许昌县| 巴彦县| 河曲县| 芷江| 常德市| 鄂托克旗| 长武县| 安陆市| 通化市| 景东| 永顺县| 北辰区| 西峡县| 顺平县| 淮滨县| 且末县| 开封县| 米林县| 九台市| 三台县| 龙井市| 安多县| 镇赉县| 宁阳县| 和硕县| 盱眙县| 马关县| 锡林浩特市| 临高县| 枣强县| 拜泉县| 郑州市| 双桥区|