Test Tube, Flat bottom, with bakelite screw cap, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 16x55mm, capacity: 5ml, pack of 24
Epoxy-coated, steel wire test tube rack resists most solvents, weak acids and bases, Withstands temperatures up to 121 degreeC, Holds 20 Tubes, size 20mm.