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PYREX™ Class A Flasks for Light-Sensitive Materials

Calibrated “To Contain”

Manufacturer: corning incorporated  C5564025

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Catalog No. 10-227A


Description & Specifications


Material Pyrex
Bottom Shape Flat
Capacity (Metric) 25mL
Diameter (Metric) Outer 40mm
Diameter (English) Outer 1.5 in.
Graduated Yes
Height (Metric) 12cm
Height (English) 4.76 in.
Neck Style Long
Stopper Material Glass
Stopper Number 9
Tolerance ±0.03mL

  • Made of low actinic glass
  • Filter out ultraviolet and most visible light below 500nm
  • standard taper barrelhead stoppers
  • Tolerances specified on Class A Tolerances Chart