Eisco Labs Volumetric Flask, 5000ml - Class A - 34/35 Polyethylene Stopper, Borosilicate Glass - Blue Graduation, Tolerance ±1.200 - Eisco Labs

• Volumetric Flask made of high quality, heavy duty, 3.3 borosilicate glass. Class A, ±1.200 tolerance
• 5000ml capacity, with a single white graduation mark
• Flask is fitted with a 34/35 size stopper made of chemical and heat resistant polyethylene
• Flask stands 19.5" tall and has a diameter measuring 8.5". Neck measures 9.5" in length
• Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use

5000ml capacity volumetric flask made of high quality, heavy duty Borosilicate 3.3 glass. Class A tolerance, ±1.200ml as per DIN ISO 1042 standard. Flask is fitted with a size 34/35 heat and chemical resistant stopper made of polyethylene plastic. Flask stands 19.5" tall, with a base measuring 8.5" wide. Flask neck measures 9.5" in length.

Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point 515°C | Annealing Point 565°C | Softening Point 820°C. Calibrated to contain.

NOTE: Polyethylene stoppers cannot be autoclaved. They have a temperature compatibility range of -40°C to +80°C. Remove stoppers before autoclaving the glass flask body.