Eisco Amber Glass Volumetric Flasks with Plastic Stopper, Class A

Class A Amber volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and white enamel markings.

• Made of high quality, heavy duty, borosilicate 3.3 glass for excellent durability and chemical resistance
• Amber color suitable for light-sensitive chemicals
• Class A tolerances conform with DIN ISO 1042 standards for accuracy
• Fitted with a chemically-resistant polypropylene flat-top stopper
• Easy-to-read white enamel markings and specifications

Calibrated to contain.

Eisco Labs borosilicate glass has the following heat tolerances:
- Strain point 515 °C
- Annealing point 565 °C
- Softening point 820 °C