Tube Racks: stainless steel, including and accommodating four 50-ml tubes, for cleaning of microsyringes, and cleaning and storage of stoppers during cleaning of the Oroboros Chambers; package of two (for a total of eight tubes). Use of Tube Racks helps avoid accidental damage of stoppers cause by incorrect storage.
One package of two Tube Racks is a standard component of the Oroboros Titration Set.