Test tube racks two-tier PMMA (PLEXIGLAS): places 12, Ø holes mm 28, dim. mm 90,2×255,4×81

Test tube racks two-tier PMMA (PLEXIGLAS): places 12, Ø holes mm 35, dim. mm 97,5×289,4×81

Test tube racks two-tier PMMA (PLEXIGLAS): places 12, Ø holes mm 40, dim. mm 110,5×316,5×81