SciLab® Center Holed Soft Silicone Stopper, with Breathable Quartz Sand Septa, Hole Φ11mmIdeal for using with Thermometers·Inlet-tubes·Flask·Funnel·&c., Soft 원홀 실리콘 마개, 셉타포함 > 고무 마개
SciLab® Center Holed Soft Silicone Stopper, with Breathable Quartz Sand Septa, Hole Φ11mmIdeal for using with Thermometers·Inlet-tubes·Flask·Funnel·&c., Soft 원홀 실리콘 마개, 셉타포함 > 고무 마개