These polyethylene caps feature a patented, two-position fit; loose for aerobic culturing, tight for sealing.
Falcon™ polyethylene dual-position snap caps for 12x75mm tubes offer both vented and fully closed positions. These sterile caps are packaged 500 per bag and 2,000 per case. RNase/DNase-free.
Dual position snap cap, offering vented as well as fully closed optionsSterilized by gamma irradiationFor use with both polystyrene and polypropylene tubes