100mm Drop-Forged Steel G-Clamp Glass Funnels_Dropping Funnels formed to measure atmospheric pressure

formed to measure atmospheric pressure through mercury or indicator-fluid column rise

the standard reference decade for precision Wheatstone-bridge and instrument-calibration work

Straight receiver adapter with cone in borosilicate glass features 29/32 socket and 29/32 cone for distillation collection and apparatus connections

Plug-in 120V AC blower sized to feed a linear air track

100mm Drop-Forged Steel G-Clamp Glass Funnels_Dropping Funnels formed to measure atmospheric pressureDrop forged steel G clamp with a 100 mm throat, anchoring retort stands and test tube supports to bench edges during demonstrations and student laboratory setups.