Acrylic Petri Dish Rack for 60 Dishes, 90mm Measurement_Stopwatches & Timers Rod-mounted plastic ball-bearing pulley with

Rod-mounted plastic ball-bearing pulley with a 50mm wheel on a 150 by 10mm rod

Wrinkle-resistant polyester/cotton drill small-size white lab coat features long sleeves and three large pockets for student bench wear

Dispenser feeds pH 1-14 indicator strips one at a time for quick bench-top pH testing with minimal contamination of the remaining roll

heavy duty 3

the next step up from the 1-ohm reference for low-resistance series-circuit and divider work

Acrylic Petri Dish Rack for 60 Dishes, 90mm Measurement_Stopwatches & Timers Rod-mounted plastic ball-bearing pulley withTransparent throughout for inspection without handling, this acrylic petri dish rack holds up to sixty standard 90 mm dishes during incubation and storage.