Round bottom, with threaded neck; without marking spot Size 100 x 13 mm takes size 13-415 cap; other sizes take size 15-415 cap Cap is not supplied and must be purchased separately; see 9215F70 series Cases of 1,000 contain 4 packages of 250. Listings indicate length x o.d. in mm.

Identical to 9215F20 series, but with marking spot Cap not included Disposable Pyrex® culture tubes have a round bottom and come with a white marking spot. These tubes are designed for both tissue culture and general bacteriological work. These tubes are made from borosilicate glass,…