United Scientific Volumetric Flasks, Class A, Individually Cert, Wide Mouth, Amber Glass, Qr, 250ml

United Scientific Supply Amber-colored borosilicate glass volumetric flasks are manufactured as per ASTM E288 Class A serialized glassware specifications Calibrated to contain (TC), these flasks feature white enamel printing and diamond etched graduation line Our flasks feature heavy duty and uniform wall thickness, and a wide mouth design for easy pipette access Amber color protects light sensitive materials Each unit comes with a printed calibration certificate, as well as with a printed QR code for easy access to the calibration certificate any time anywhere, using your mobile device or computer - USS