120mL Spirit Lamp, Glass Micropipets_Variable Volume and sacrum bones with articulations

and sacrum bones with articulations

Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed

Rotary pipette stand holds 94 pipettes vertical with an open-bottom base for rapid draining after washing in high-throughput glassware cleanup

Used as the positive-rail partner to the 500mm black lead

sized as a self-contained module that lights up when current flows the right way for polarity-and-circuit lessons

120mL Spirit Lamp, Glass Micropipets_Variable Volume and sacrum bones with articulationsGlass spirit lamp holds 120mL of fuel for low temperature bench heating, flame tests, and demonstration heating in chemistry teaching labs.