<![CDATA[EC21 Product Catalogs - yellow cap]]> <![CDATA[Serum Gel with Clot Activator Yellow Cap 3.5ml/5ml Non Vacuum / Vacuum Vacutainer PET]]> <![CDATA[Disposable Blood Collection Green Heparin Tube]]> <![CDATA[Gel and Clot Activator Tube]]>