-
4,4'-二碘-2,2'-二甲基联苯,69571-02-4,>98.0%
-
二氧化硅,7631-86-9,纳米粉末,规格表面积175-225 m²/g(BET),99.8% trace metals basis
-
2,2',4,4'-四甲基二苯甲酮,3478-88-4,>96.0%(GC)
-
4-(4-羟苯基) -2-丁酮,5471-51-2,≥99.0%
-
4'-(4-甲氧基苯基)-2,2':6',2''-三吡啶,13104-56-8,97%
-
[2,2’-二吡啶]-4-胺 | 14151-21-4 | 乐研
-
4'-(4-氯苯基)-2, 2':6', 2"-三联吡啶,89972-75-8,97%
-
2,2',4,4',5-五氯联苯
',5-Pentachloro-1,1'-biphenyl;PCB 99;1,1'-BIPHENYL,2,2',4,4',5-PEN
-
4,4'-二壬基-2,2'-二噻唑
-
2-(4-联苯基)-2-丙醇 | 34352-74-4 | 乐研
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