Corning PYREX 55640-50 Low Actinic 50mL Class A Volumetric Flask 12 Pack por | Jul 19, 2026Glass Type: Low actinic. Glass Type: Low Actinic. Application: Laboratory, Chemistry, Biology, Pharmaceuticals, Photochemistry. Cap Type: Hollow glass. Material: Borosilicate glass. Height: 130 mm. Material: Borosilicate Glass.