毛片免费视频观看,久久亚洲国产精品123区,精品无人区麻豆乱码1区2区新区,久久久亚洲av成人网站,久久人人爽人人爽人人av东京热

CAS號查詢

化工產(chǎn)品

CAS號查詢化工產(chǎn)品

熱門搜索化學品最多只顯示前20條,請點擊“搜索化學品”查看所有結果


CAS登錄號 中文名 英文名 分子結構式 分子式 詳情 供應商
25839-77-4Poly[oxycarbonyl-1,4-phenylenecarbonyloxy-1,4-phenylene(1-phenylethylidene)-1,4-phenylene](9CI);
Poly[oxyterephthaloyloxy-p-phenylene(a-methylbenzylidene)-p-phenylene](8CI);
4,4'-(1-Phenylethylidene)bisphenol-terephthaloyl chloride copolymer,SRU;
Bis(4-hydroxyphenyl)methylphenylmethane-terephthaloyl chloride copolymer,SRU;
T-AP;
T-AP (polyester)
CAS:25839-77-4化學結構(C28H20O4)n詳情供應商
熱門搜關鍵詞:吡唑 吡啶 羧酸 hydroxybutanedioic acid D-吡喃甘露糖 苷 calyptus oil ape seed oil NH VO C36H54 O10 diluted 426H C11H7ClFNO 黃藥 酯 disodium disulfide Vinylmethyldiacetoxysilane Tetrabenzyl pyropho Tetrabenzyl pyr Tetrabenzyl py Tetrabenzyl p (3aS,6aR)-四氫-4-甲氧基呋喃并[3,4-b]呋喃-2(3H)-酮 c25h20fn3o3 C6H1D4NO2 BORAGE SEED OIL C8H5I2N Molantin lupenol propylsulfonate 苯并 羧基 二苯 羧基 nitrosocyclohexane ribopyranosid Alternario monoisotridecyl ether C12H9COCONH2 monoisotridecylether al hydrate C60H120 C16H17O2N1 羰基 苯硼酸 EDNO 3-(2,2-二溴乙烯基)-2,2-二甲基環(huán)丙烷羧酸 C6H8お