Tubos de rosca desechables de 30 ml, fondo redondo, sin tapones ni área de escritura, 20 x 150mm, 500 Uds.

These disposable 20x150mm PYREX culture tubes have a round bottom, GPI 18-415 threads and come without a marking spot. They are designed for both tissue culture and general bacteriological work. These tubes hold approximately 30mL, are made from borosilicate glass, bulk-packed and are sold without caps.