Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 100mL, Ungraduated, Borosilicate Glass Lab Equipment and Supplies_Sensors Hand-painted 4-part human brain model

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

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

providing the same energy-conservation and momentum components as PHVS2SCO under a parallel SKU

Four nesting aluminum pails on insulating feet

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

Open Top Cylindrical Dropping Funnel with PTFE Key Stopcock, 100mL, Ungraduated, Borosilicate Glass Lab Equipment and Supplies_Sensors Hand-painted 4-part human brain modelOpen top cylindrical dropping funnel in borosilicate glass holds 100mL with PTFE key stopcock for controlled liquid addition in chemistry procedures.