Features Made of laboratory grade heat-resistant borosilicate glass 100ml Capacity / pack of 6 flasks Fitted with matching no. 5 rubber stoppers 2 1/2" diameter / 4 1/4" tall

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A heavy glass flask useful for safely mixing, storing and heating fluids. These flasks are made of heat-resistant borosilicate glass and have a heavy beaded rim for safety, with a large white marking spot. Capacity of 100ml, graduations are at 20ml. 2 1/2" diameter x 4 1/4" tall with no. 5 rubber stopper. Pack of 6 flasks