日本va欧美va精品发布,日韩精品无码区免费专区,日本亚洲欧洲另类图片

熱門搜索化學(xué)品最多只顯示前20條，請(qǐng)點(diǎn)擊“搜索化學(xué)品”查看所有結(jié)果

CAS登錄號(hào)

中文名

英文名

分子結(jié)構(gòu)式

分子式

詳情

供應(yīng)商

133908-07-3

Ergostane,4,23-dimethyl-, (4a,24x)-;
DinoSterane

Pentacyclo[6.4.0.02,7.04,11.05,10]dodecane;
TetraaSterane

19-Norcholesta-1,3,5(10),6,8-pentaene(7CI);
C26 DIAROMATIC Sterane

18-Norergosta-8,11,13-triene,17-methyl-, (5b,17a,24x)- (9CI);
C28/C29 RING-C MONOAROMATIC Sterane

Tetracyclo[3.3.1.02,8.04,6]nonane;
TriaSterane

18-Norcholesta-8,11,13-triene,17-methyl-, (5b,17a)- (9CI);
C27 RING-C MONOAROMATIC Sterane (5BETA(H),10BETA(CH3)/5ALPHA(H),10BETA(CH3))

18-Norpregna-8,11,13-triene,17-methyl-, (5b,17a)- (9CI);
C21 RING-C MONOAROMATIC Sterane (5BETA(H),10BETA(CH3)/5ALPHA(H),10BETA(CH3));
C21 RING-C MONOAROMATIC Sterane (5ALPHA(H),10BETA(CH3)/5BETA(H),10BETA(CH3))

18,19-Dinorstigmasta-1,3,5,7,9,11,13-heptaene,17-methyl-, (17a)-(9CI);
C28 TRIAROMATIC Sterane

C28H36

詳情

供應(yīng)商

日日夜夜撸,人妻无码一区二区不卡无码av,日产亚洲 a,人妻精品久久久久中文字幕69,欧美激情欧美精品一区二区

化工產(chǎn)品