Make additions to burettes and narrow neck containers easily with this flared top thistle tube. Polypropylene plastic; chemical resistant, unbreakable, safe Steam autoclavable at 121°C (250°F) Dimensions: 27mm (1-1/16") I.D. top with a 41mm (1-5/8") O.D. flare …

Ribbed exterior, which permits free air passage when funnel is seated and prevents bridging Reinforced rim and smooth inner surface Autoclavable

Replace glass lab funnels with Thermo Scientific™ Nalgene™ Utility Funnels, which are an excellent shatter-proof alternative.  5207H70 and 5207H78 are made from shatter-proof, autoclavable polypropylene 5207H86 has a large throat opening for faster transfer of materials…

Reduces difficulties in handling narrow dialysis bags. Dialysis tubing is cut to length and knotted at the end. The other end is slipped onto the tube and held with Silicone Rubber Loops, or a rubber band. Three tube steps fit various sizes of dialysis tubing Triple notched universal…