Eisco Amber Volumetric Flask, 500mL - Class A - Borosilicate Glass, Polyethylene Stopper, 19/26 Socket - QR Code Marking for Calibration Certificate

• DURABLE DESIGN || Heavy-duty borosilicate 3.3 glass. Microwavable, autoclavable, withstands high temperatures and shocks. NS19/26 socket with durable, chemically-resistant polyethylene stopper providing a secure seal.
• MULTIPLE USES || Ideal for mixing and heating chemicals in labs. Suitable for educational, research, and industrial applications.
• HIGH CAPACITY || Flask has a 500mL capacity with a single white graduation mark. Class A tolerance, ±0.250mL. Mouth: 17.2mm ID. Flask size: 4" diameter x 10.5" tall.
• VERSATILE EQUIPMENT || Compatible with various lab setups. Can handle a wide range of chemical reactions and procedures. Adaptable for different scientific needs.
• CLASS A AMBER GLASS || Conforms to ISO 1042 standards. Amber glass protects the contents from UV and blue light, preventing photodegradation and other light-induced reactions.

Volumetric flask made from high-quality borosilicate 3.3 amber glass suitable for holding light sensitive chemicals with a single white graduation marking its 500mL capacity. Features an industry-leading feature: a QR code printed on its surface, allowing you to effortlessly scan and retrieve a PDF of the calibration batch certificate.Class A tolerance at ±0.250mL conforms to ISO 1042 standards for accuracy. The flask is equipped with an NS19/26 size socket fitted with a chemically-resistant polyethylene stopper.

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