PYREX #4980-500, 500mL Narrow Mouth Erlenmeyer Flask
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. Approximate graduations are in durable white enamel. An extra large marking space is also provided.
1003-600 Pyrex Heavy-Duty Beakers, 600mL
600 mL heavy duty beaker with spout is specifically designed to offer the best mechanical strength under harsh conditions, such as mechanized washing operations. For convenience, these beakers have a double graduated metric scale to indicate their approximate content and an extra large marking spot.