Polypropylene Erlenmeyer Flasks Eliminate Broken Glass
Unbreakable Nalgene 250mL Polypropylene Erlenmeyer Flasks are long-lasting and far safer than glass flasks for use in shakers. They're also conveniently autoclavable. Use for general lab use. Molded graduations on transparent surface make liquids and readings easily visible. Stopper size 6mm. Pkg. of 6.