These PYREX® Erlenmeyer flasks are designed with heavy duty rims to reduce chipping. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance.

• Narrow mouth with heavy duty rim
• Graduations in durable white enamel
• Large marking spot
• Thermal & mechanical shock resistance
• Unit: 12/pack

• Capacity: 250ml
• Graduation Range: 20-50ml
• Graduation Interval: 10ml
• Mouth Opening: 15mm
• Height: 78mm (approx)
• Outer Diameter: 51mm (approx)
• Rubber Stopper Size: 1 (sold separately)
• Filter Adapter: 1 (sold separately)