09/02/2026
The Amber Erlenmeyer Conical Flask, Narrow Mouth, with Hollow Glass Stopper is a borosilicate 3.3 glass conical flask with protective amber tint, designed to safeguard light-sensitive solutions while providing secure closure via a precision-ground hollow glass stopper.
https://osmosisscientific.com/product/erlenmeyer-conical-flask-narrow-mouth-amber/