Description

this handheld vacuum pump pulls partial vacuum for gas-law demonstrations

supplying the next step up from the 1-ohm value for low-resistance investigations of current-versus-voltage behavior

Physics-grade extension spring with a 3

and vertical tube for calorimetry and phase-change experiments

Spare charged porous pot for the Leclanche cell

Swivel Clamp Holder for 21mm Rods, Adjustable Tilt Glassware_Glass Sets & Apparatus this handheld vacuum pump pullsJumbo die cast swivel clamp holder accepting rods up to 21 mm, tilting clamps at any angle on retort stands during classroom demonstrations and benchtop work.

Exchange/Return Notes

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Swivel Clamp Holder for 21mm Rods, Adjustable Tilt Glassware_Glass Sets & Apparatus this handheld vacuum pump pulls

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