High-quality, round-based borosilicate cylinders with Class A and Class B tolerances conform with DIN ISO standards for accuracy.

• Made of high quality, heavy duty, borosilicate 3.3 glass
• Available with Class A and Class B tolerances which conform with DIN ISO 4788 standards
• Spout for easy pouring, and round base
• Easy-to-read graduations and specifications

Autoclavable, with superior chemical durability. Low temperature gradient - can withstand high temperatures and thermal shocks. Calibrated to contain.

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