Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 100mL, Ungraduated, Borosilicate Glass Lab Equipment and Supplies_Sensors 75-inch plastic base with 4mm

75-inch plastic base with 4mm threaded sockets

Four nesting aluminum pails on insulating feet

and Android devices up to 4 inches wide for hands-free desktop viewing

Nylon-bearinged 6mm steel line shaft with a 56mm aluminum V-pulley at one end and a cord anchoring collar at the other

Demonstration electrophorus with a 9cm aluminum disc

Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 100mL, Ungraduated, Borosilicate Glass Lab Equipment and Supplies_Sensors 75-inch plastic base with 4mmOpen top cylindrical dropping funnel in borosilicate glass holds 100mL with PTFE key stopcock for controlled liquid addition in chemistry procedures.