High precision, durability, and chemical resistance.

• Made of high quality, heavy duty, borosilicate 3.3 glass
• Conforms with ASTM E1272 Class B tolerance standards
• Spout for easy pouring
• Hexagonal base provides maximum stability and prevents rolling when placed on side
• Easy-to-read graduations and specifications
• Fitted with a removable, plastic protective collar

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