Vacuum Pump with 200mm Pump Plate Subcategory_Test Strips Double-vessel copper calorimeter set with

Double-vessel copper calorimeter set with a 75 by 50mm inner cup on cork supports inside a 100 by 75mm outer shell and a slotted lid

Polyhedral 120mL glass alcohol lamp ships with a metal cap and fiber wick for low-temperature bench heating in chemistry and biology demonstrations

Glass equilibrium tubes with plastic base demonstrate pressure equilibrium

75 x 2 inch chrome-steel horseshoe puts a stronger gap field on offer than the 4-inch model

Vacuum Pump with 200mm Pump Plate Subcategory_Test Strips Double-vessel copper calorimeter set withHand operated vacuum pump with a 200mm copper pump plate and rubber seal, a battery free source of partial vacuum for bell jar demonstrations without external power.