25ml Volumetric Flask, 3.3 Boro Glass, Class A, Ground Stopper, Amber, Karter Scientific (Pack of 2)

25ml Volumetric Flask, 3.3 Boro Glass, Class A, Ground Stopper, Amber, Karter Scientific (Pack of 2)

Capacity: 25ml Class A Height (with Stopper): 128mm / 5in (approx.) O.D.: 38mm / 1.5in (approx.) Color: Amber Karter Scientific Class A Volumetric Flasks are manufactured from high quality inert 3.3 borosilicate glass and meet the tolerances requirements as established by ASTM E-694 - ASTM E-542 - and ASTM E-288. Amber color for light sensitive compounds. Flat bottom. Volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. Accuracy limits conforms to ISO 1042 Laboratory Glassware-One mark volumetric flasks. With one permanent circular mark. Printed with fused-on enamel color, resistant to most acid and alkaline solutions. Calibration is based on the poured in volume ("In") at a +20°C reference temperature.