Volumetric Flasks, Class A, Low Actinic Amber, Wide Mouth, With Glass Stopper, As Per USP Standards

These Class A low actinic amber gauge vials are manufactured to meet Class A tolerances. Low actinic amber glass provides protection for light-sensitive solutions. All bottles are calibrated "To Contain" and have a white marking dot and meniscus line. They include a standard cone hollow glass stopper.