BRAND® BLAUBRAND® volumetric flasks are certified Class AS and constructed to DIN EN ISO standards of Boro 3.3 glass and meet the error limits of USP/ASTM.

• Individually adjusted
• Durable, highly legible BLAUBRAND® ink (blue line) for easy adjustment and maximum precision

High quality inks are baked on during an annealing process that relieves thermal stresses. This provides volume stability even after heating up to 250 °F. Statistical process control ensures compliance with predefined specifications of at least 99.6%. Calibrated to contain (TC, In). Made in BRAND's Wertheim Germany facility.