Reagent bottle, narrow neck, NS 19/26, clear, with stopper, soda-lime-glass, 250 ml

A maximum usage temperature of +100°C is recommended. Thermal shock resistance 30 K. Hydrolytic class 3. Note on using DURAN® glass stoppers with soda-lime glass bottles: If the bottle and the stopper have a temperature difference greater than 30°C, the glass stoppers can become stuck!