E. Coli Freeze-Dried Culture, Lyophilized Pellet in Vial Chemical_Phosphate Buffered Saline Transparent 16-inch Perspex spouting cylinder

Transparent 16-inch Perspex spouting cylinder with a 1

Distance from internal gates to sides of photogate arms: ~5 mm

and acrylic rods for triboelectric charge-generation experiments in series

Pack of 24 rimless light-wall test tubes holds 25mL with marking spots and 18 x 150mm dimensions for sample identification in laboratory use

E. Coli Freeze-Dried Culture, Lyophilized Pellet in Vial Chemical_Phosphate Buffered Saline Transparent 16-inch Perspex spouting cylinderLyophilized pellet of Escherichia coli in a sterile plastic vial without transfer media, supplying the canonical laboratory bacterium for microbiology classroom growth and aseptic technique work.