Blue Epoxy Wire Test Tube Rack, 80-Hole (8 x 10), for 22-25mm Tubes Subject_Zoology 5 Pa Bourdon gauge on

5 Pa Bourdon gauge on a powder-coated metal base for whole-class visibility

6 inch shaft for chemistry apparatus connections

Stackable 500mm red 4mm lead rated to 12A with nickel-plated split-hollow safety plugs at both ends

3 glass beakers with DIN 12231 white graduations and a pouring spout

Master 230-piece molecular model set covering both inorganic and organic chemistry

Blue Epoxy Wire Test Tube Rack, 80-Hole (8 x 10), for 22-25mm Tubes Subject_Zoology 5 Pa Bourdon gauge onEpoxy coated steel wire test tube rack with 80 holes in an 8 by 10 layout, sized for 22 to 25 mm tubes in high throughput biology and chemistry classrooms.