Volumetric Flask, 25mL - Class A - Borosilicate Glass, Polyethylene Stopper, 10/19 Socket - QR Code Marking for Calibration Certificate

• CALIBRATION QR CODE PRINTED ON FLASKS || Scan the QR code printed directly on the body of the flask to retrieve a PDF of the calibration batch certificate
• INDUSTRIAL STRENGTH || Made of high quality, heavy duty, borosilicate 3.3 glass. Can withstand high temperatures & thermal shocks
• 25ML CAPACITY || Flask has a 25mL capacity and features a single white graduation mark
• CLASS A || Class A tolerance, ±0.040mL. Conforms to ISO 1042 standards
• POLYETHYLENE STOPPER || The Flask has a 10/19 size socket fitted with a chemically-resistant polyethylene stopper

Volumetric Flask made from high-quality borosilicate 3.3 glass with a single white graduation marking its 25mL capacity. Features an industry-leading feature: a QR code printed on its surface, enabling you to effortlessly scan and retrieve a PDF of the calibration batch certificate. Class A tolerance at ±0.040mL conforms to ISO 1042 standards for accuracy. The flask is equipped with a 10/19 size socket fitted with a chemically-resistant polyethylene stopper.

Autoclavable, with superior chemical durability. Low temperature gradient - can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C.