cheap EPA vials PTFE silicone septa with cap
environmental volatile organic analysis vials PTFE silicone
The same high quality septa caps used on Thermo Scientific VOA Vials, septa bottles and septa jars. Processed to meet EPA Performance Based Specifications for Volatile Organic Analysis. White polypropylene open top cap with bonded PTFE-lined silicone septum.
cheap septa cap for crimp vial-Aijiren HPLC Vials
Nov 22, 2021 · Caps/septa, crimp, headspace, 20 mm, small 5 mm opening, for 10 or 20 mL headspace vials, PTFE/silicone septa,...