Z326-100H-B50 by Hermle is a 2-pack of hermetically sealed swing-out buckets, each holding 2 × 50 ml conical tubes, for the Hermle Z326-100H rotor on Z306 and Z326 centrifuges. Two packs fill all four positions for a total run capacity of 8 × 50 ml tubes at up to 5,000 rpm / 3,885 × g with aerosol containment.