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 109-07-9 is provided by ChemNet.com
Chemical CAS Database with Global Chemical Suppliers - ChemNet


   ChemNet > CAS > 109-07-9 2-Methylpiperazine

109-07-9 2-Methylpiperazine

produktnavn 2-Methylpiperazine
Engelsk navn 2-Methylpiperazine; (+/-)-2-Methylpiperazine; tert-butyl 2-methylpiperazine-1-carboxylate
Molekyl?r Formel C5H12N2
Molekylvekt 200.278
InChI InChI=1/C10H20N2O2/c1-8-7-11-5-6-12(8)9(13)14-10(2,3)4/h8,11H,5-7H2,1-4H3
CAS-nummer 109-07-9
EINECS 203-644-2
Molecular Structure 109-07-9 2-Methylpiperazine
Tetthet 0.998g/cm3
Smeltepunkt 61-66℃
Kokepunkt 268.74°C at 760 mmHg
Brytningsindeks 1.459
Flammepunktet 116.33°C
Vannl?selighet 78 g/100 mL (25℃)
Damptrykk 0.008mmHg at 25°C
Hazard symboler  F:Flammable;
 Xi:Irritant;
Risiko Koder R11:;
R36/37/38:;
Sikkerhet Beskrivelse S16:;
S26:;
S36/37/39:;
主站蜘蛛池模板: 丰原市| 临沧市| 安顺市| 水城县| 老河口市| 乐业县| 民丰县| 彭泽县| 巩留县| 屯门区| 乐山市| 平罗县| 肃南| 肃北| 屏山县| 湛江市| 探索| 昌吉市| 宣汉县| 光泽县| 本溪| 孟州市| 南京市| 万源市| 贵南县| 上林县| 满城县| 梁山县| 府谷县| 新化县| 原平市| 临漳县| 新巴尔虎左旗| 洛川县| 溆浦县| 赤水市| 仪陇县| 新营市| 秦安县| 班戈县| 崇州市|