Erlenmeyer Flask, 250mL - Narrow Neck - Borosilicate Glass Science at Home_Physical Science Glass convex mirror at 100mm

Glass convex mirror at 100mm diameter and 150mm focal length

3 glass beakers with DIN 12231 white graduations and a pouring spout

exposing the triangular rotor's epitrochoidal motion with a lamp-lit ignition point

Large frog dissection model with numbered structures reveals digestive

Erlenmeyer Flask, 250mL - Narrow Neck - Borosilicate Glass Science at Home_Physical Science Glass convex mirror at 100mm250mL CAPACITY Single Erlenmeyer Flasks with 250mL capacity and easy to read white enamel graduations every 50mL INDUSTRIAL QUALITY Made of high quality, heavy duty, borosilicate 3. 3 glass with excellent strength against breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks SUPERIOR DURABILITY Features uniform wall thickness ideal for heating and a reinforced rim for protection