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 83-85-2 is provided by ChemNet.com

ChemNet > CAS > 83-85-2 2-hydroksy-4,8,8-trimetyl-9,10-dihydro-4H,5H-pyrano[4,3-f]krom-5,6(8H)-dion

83-85-2 2-hydroksy-4,8,8-trimetyl-9,10-dihydro-4H,5H-pyrano[4,3-f]krom-5,6(8H)-dion

produktnavn	2-hydroksy-4,8,8-trimetyl-9,10-dihydro-4H,5H-pyrano[4,3-f]krom-5,6(8H)-dion
Synonymer
Engelsk navn	2-hydroxy-4,8,8-trimethyl-9,10-dihydro-4H,5H-pyrano[4,3-f]chromene-5,6(8H)-dione;
Molekyl?r Formel	C₁₅H₁₆O₅
Molekylvekt	276.2845
InChI	InChI=1/C15H16O5/c1-7-11-9(6-10(16)19-7)8-4-5-15(2,3)20-14(8)13(18)12(11)17/h6-7,16H,4-5H2,1-3H3
CAS-nummer	83-85-2
Molecular Structure
Tetthet	1.35g/cm³
Kokepunkt	417.6°C at 760 mmHg
Brytningsindeks	1.594
Flammepunktet	155.5°C
Damptrykk	1.02E-08mmHg at 25°C
Hazard symboler
Risiko Koder
Sikkerhet Beskrivelse

<th id="u4cq2"></th>