Test Tube With Flat Bottom Test tube made of borosilicate glass, flat bottom, autoclavable with screw cap. SKU: CAE056 Product Description Capacity (ml) SKUs 5 CAE056A 15 CAE056B 30 CAE056C Related Items: Round Flask (Flat Bottom) Conical Flask Glass Measuring Cylinder Polypropylene (Round Base) Double Pan Balance << return to products