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 120-80-9 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 120-80-9 Catechol

120-80-9 Catechol

?? ????? Catechol
?? ????? Catechol; C.I. 76500; C.I. Oxidation Base 26; 1,2-Benzenediol (pyrocatechol); 1,2-benzenediol[qr]; 1,2-dihydroxybenzene[qr]; 2-Hydroxyphenol; 2-hydroxyphenol[qr]; ai3-03995[qr]; Benzene, o-dihydroxy-; benzene,1,2-dihydroxy-; Pyrocatechol; benzene-1,2-diol; 1,2-Benzenediol
????????? ??????? C6H6O2
???? ???????? 110.1106
InChI InChI=1/C6H6O2/c7-5-3-1-2-4-6(5)8/h1-4,7-8H
???? CAS 120-80-9
EINECS 204-427-5
???? ???????? 120-80-9 Catechol
?????? 1.276g/cm3
????? ????? 103-106℃
????? ????? 245.499°C at 760 mmHg
???? ????? 1.612
????? ???? 113.78°C
?????? ???? 430 g/L (20℃)
??? ???? 0.018mmHg at 25°C
Hazard ??????  Xn:Harmful;
??????? ???? R21/22:;
R36/38:;
?????? ????? S22:;
S26:;
S37:;
主站蜘蛛池模板: 陇西县| 甘南县| 兰州市| 株洲市| 寿光市| 曲阜市| 砚山县| 介休市| 甘孜县| 南岸区| 辽中县| 项城市| 大悟县| 城市| 青冈县| 淮滨县| 龙川县| 新平| 大田县| 聊城市| 长泰县| 阜阳市| 凤阳县| 乐清市| 太和县| 柯坪县| 井陉县| 凉城县| 梅河口市| 西乡县| 囊谦县| 固原市| 石景山区| 五寨县| 彭阳县| 大关县| 灌阳县| 柘荣县| 双峰县| 瑞金市| 定南县|