A-Frame Retort Base and 19.8" Rod Set, 7 x 7", 12mm Diameter Lab Supplies_Classroom Larger-bore standard-taper joint pairs with

Larger-bore standard-taper joint pairs with an angled bend to route condensate downstream into the receiving flask during preparative organic chemistry

Automatic zero burette with 50ml capacity mounted on a 2000ml reservoir

4 inches tall and 3 inches in diameter

the strongly curved surface (R=100mm) producing magnified real images for image-formation experiments

supporting both rheostat and potentiometer wiring at high current

A-Frame Retort Base and 19.8" Rod Set, 7 x 7", 12mm Diameter Lab Supplies_Classroom Larger-bore standard-taper joint pairs withCorrosion resistant steel retort base supports a 12mm rod for mounting clamps, rings, and ring stands during distillation, filtration, and general lab setups.