Sigma-Aldrich
柱上进样注射器,可拆卸针头, Syringe for On-column Injection, Removable needle
配备旋转锁定阀 (509353) 的注射器, Syringes Fitted with Luer Lock Valve (509353)
他克莫司8-差向异构体, Tacrolimus 8-epimer
Tantalum