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…

Tubes with flat base are supplied with screw cap. Made of Polystyrene

The Sarstedt screw cap tube, with a durable construction, is an ideal accessory to have in any chemical laboratories, research facilities, manufacturing industries and pharmaceutical factories.