Sigma-Aldrich
SS14 Tumor Inhibitor Analog
Streptozocin
链脲菌素
Syntide 2
Tantalum
钽
Tetrakis(triphenylphosphine)-palladium(0)
Tin
锡
TopFluor® PE
Trichostatin A
曲古抑菌素A
胰蛋白酶原 来源于牛胰腺, Trypsinogen from bovine pancreas
Tungsten
钨