Pouring Ring, Replacement, Blue, for HPLC Mobile Phase Reservoir Bottles. GL45mm Threads. ARE-Applied Research brand. 1 EA.
Using this Polypropylene Pouring or "Drip Ring" can make decanting liquids from any bottle with a GL45 Thread easier and prevent that last drop from getting away from you.
Friction fit makes this ring stay in the bottle during pouring and capping.