DISTN HEAD VARIABLE REFLUX

· Rotation of cold finger condenser allows collection of distillate or return to flask · Standard Taper outer joint at top requires a 75 mm immersion thermometer · Stopcocks have PTFE plugs · The top and bottom are 821001-0002 and the middle is 822001-0002 · Distillate can be removed or receivers changed using PTFE stopcocks · Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements