Screw cap, flat bottom, borosilicate glass (9215J30 and J50) Suitable for tissue culture and routine bacteriological work Flat bottom allows tube to stand unsupported 9215J30 tube takes size 15-415 cap; case of 1,000 contains four packages of 250 9215J50 tube takes size 18-415…

Reusable PYREX rimless culture tubes offer greater convenience in plugging and rack storage. Ends are fire-polished. The 22 and 25mm o.d. tubes do not have marking spots.

These PYREX® culture tubes are supplied with phenolic caps to facilitate handling and sealing after autoclaving. Caps are fabricated from a special formula resistant to the effects of temperature and steam in autoclaving and are provided with a glued-in, white rubber liner. The white enamel…