5000-500 PYREX 500mL Narrow Mouth Erlenmeyer Flask with 24/

Corning These narrow mouth 500mL PYREX® Erlenmeyer flasks have 24/40 Standard Taper joints. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. For convenience, these flasks are graduated to show approximate capacity. An extra large marking space is also provided. Reference: ASTM E-123. - COG