Made of polypropylene The O-ring secured in the top of the cap ensures a positive leakproof seal, time after time, keeping the integrity of small samples under even the most adverse conditions. This series of tubes is available either plain or with printed graduations and white marking area…

Polypropylene tubes and O-ring seal caps Excellent clarity Extra long cap skirt for ease of manipulation Withstand speeds up to 17,000 rpm Autoclavable Locking base on free-standing styles Available in plain or graduated configuration, the latter being provided with a…