United Scientific™ FG5340-5000 Laboratory Grade Borosilicate Glass Heavy Wall Filtering Flask, Bolt Neck with Tubulation, 5000mL (5L) Capacity

Heavy wall borosilicate filtering flask includes a heavy-duty rim and a bolt neck with tubulation. Graduations are printed in durable white enamel. Manufactured from low-expansion Type 1, Class A Borosilicate 3.3 glass that complies with ASTM E438 Standard Specification for Glasses in Laboratory Apparatus. It is low alkali glass with a typical chemical composition of approximately 81% silica, 13% boric oxide, 4% sodium oxide, and 2% aluminum oxide. It is virtually free of magnesia-lime-zinc group, and contains only traces of heavy metals

• Capacity 5000mL (5L). Tubing Size: 1/2". Recommended Stopper Size: 13
• Graduation Range: 1500-5000mL. Graduation Interval: 500mL
• Made from industrial quality Borosilicate 3.3 glass, these flasks are built to withstand high temperatures and thermal shock.
• These flasks feature dual scale graduations per ASTM-E960 standards.
• All United Scientific flasks are dishwasher safe.
• Every United Scientific flask is manufactured using state of the art equipment. Every product undergoes various rounds of quality control, and is designed to ensure a smooth, consistent experience for our customers.
• Size (OD X H): 237 x 390mm