25-Pack Sterile Self-Standing Amber Polypropylene Centrifuge Tubes with Flat Cap, 50mL Chemicals_Solvents this 15-inch motion-converter model shows

this 15-inch motion-converter model shows the engineering principle behind crankshaft pistons and rotary-to-linear mechanisms

allowing compact storage between Bunsen burner heating setups in chemistry classrooms

Crystal-violet-stained Clostridium botulinum reveals rod-shaped Gram-positive bacteria with terminal endospores for clinical microbiology and pathogen teaching

Extended-range rheostat at 25 ohms and 5A on a 200x44mm tube with constantan winding

25-Pack Sterile Self-Standing Amber Polypropylene Centrifuge Tubes with Flat Cap, 50mL Chemicals_Solvents this 15-inch motion-converter model showsSterile self standing 50mL amber polypropylene centrifuge tubes arrive in a 25 pack with UV blocking walls and rack free flat bases for photosensitive cell culture.