The Ratiolab Stopper 11–12 mm in green is designed for secure sealing of test tubes with diameters ranging from 11 to 12 mm. Made from high-quality polyethylene (PE), these stoppers ensure a tight seal due to their dual sealing rings, effectively preventing leaks and contamination. The green color facilitates easy identification and organization in laboratory settings.
Ratiolab Stoppers are the ideal solution for laboratories requiring reliable and color-coded sealing options for test tubes.
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