PYREX 16x125 mm Disposable Rimless Culture Tubes, Bulk Pack Case of 1000

These single-use 16x125mm PYREX disposable round bottom culture tubes are packaged for your convenience in easy-to-open, easy-to-use bulk packs. They hold approximately 19 mL and are made of borosilicate glass to reduce pH changes and contaminants potentially leached from soda-lime glass.