Borosilicate 3.3 glass, with PP stopper. Single certified class A measuring flasks with imprinted serial number and individual work certificate.

• High chemical and thermal resistance
• Delivered with white PP stopper
• Inscriptions and ring mark in high contrasting blue enamel
• Calibrated to contain (TC, In)
• Imprinted serial number and single certificate included

Made from true bore glass tubing to guarantee exact measurement.