Tall Form Porcelain Crucible with Lid Item Type_Respirometer Audible click at every revolution

Audible click at every revolution on this trundle wheel with a one-meter circumference

Demonstrates that charge resides only on the outer surface of a conductor by inverting the charged net inside out and showing the charge transferring to the new outside layer

3 glass holds 50mL with PTFE key stopcock for light-sensitive reagent titration applications

Built for polymer chemistry exploration

Built for fish anatomy study

Tall Form Porcelain Crucible with Lid Item Type_Respirometer Audible click at every revolutionNarrower tall profile resists splashing during rapid heating and reduces surface area exposed to atmosphere, with a porcelain lid for controlled ashing and sintering.