INDUSTRIAL STRENGTH || Made of high quality, heavy duty, borosilicate 3.3 glass. Excellent strength against breakage. Designed for use in professional laboratories, but is ideal for classroom, garage and home use
5000ML CAPACITY || Flask has a 5000mL capacity and features white printed graduation lines every 500mL. Inner diameter at opening measures 52mm; use #11 stopper (not included)
INTEGRAL SIDE ARM || Flask is equipped with an integral barbed side arm for attaching vacuum tubing
HEAVY WALLED || Heavy borosilicate glass walls are ideal for withstanding pressure under a vacuum
STIR BAR COMPATIBLE || Features a perfectly flat inside bottom for mixing with a rotating stir bar