Eisco LabGlass® Reagent Bottles with Polypropylene Stopper, Narrow Mouth

High-quality glass reagent bottle useful for storing chemicals in classrooms or laboratories.

• Made of borosilicate glass 3.3
• Interchangeable, acid-proof polypropylene stopper
• Ungraduated
• Narrow mouth design
• Fully autoclavable and top rack dishwasher safe
• Superior chemical durability
• Low temperature gradient - can withstand high temperatures and thermal shocks

Heat tolerances: Strain point 515 °C; annealing point 565 °C and softening point 820 °C.