Ace Glass, 6547-10, 6547 Congealing Temp Chamber, #50 Thread at Center, #25 Bushing
6547-10 Congealing temperature chamber, #50 center, #7 side neck, #3 stopper
. #50 thread at center holds a test tube with a #25 bushing, open top test tube utilizes a rubber stopper to secure a thermometer and wire stirrer, #7 Ace-thred thermometer port on one side, 22mm I.D. opening on the other side to access the 125mm O.D. x 150mm high cylinder. Applicable to substances that melt down between -20 to 150 degree C.