Corning PYREX 4980 (or Equivalent) Narrow-Mouth 250mL Erlenmeyer Flask

Price is for one flask. Other equivalent brands are available as well (see photos) - please specify preferred part number, if applicable.

Corning 4980-250 PYREX 250mL narrow mouth Erlenmeyer flasks with heavy duty rim

Made from borosilicate glass code 7740. Reusable and non-sterile with an extra large marking space provided.

Kimble 26500-250 KIMAX 250mL narrow mouth Erlenmeyer flasks are the choice for general laboratory usage. Tops are reinforced and tooled with a rounded finish, containing more glass to give them maximum mechanical strength. Body is thick walled with a long tapered outside contour to minimize chipping when struck or rubbed together. These Erlenmeyer flasks also have a durable white ceramic enamel scales to indicate approximate volumes at various levels, useful in measuring and mixing solutions where a high degree of accuracy is not necessary. 

Graduation Range: 50 to 200mL

Graduation Interval: 25mL

Stopper Size: 6 (not included)

Outer Diameter: 82mm

Height: 132mm