Test tubes, Boro 3.3, 15 mm x 165 mm, graduated, 10 ml : 0.1 ml, with spout, with PP stopper, NS 12/21

Test tubes, Boro 3.3, 15 mm x 165 mm, graduated, 10 ml : 0.1 ml, with spout, with PP stopper, NS 12/21 is available to buy in increments of 10