
The Z446-750-A250F by Hermle is a 2-pack of 250 ml conical (Falcon-style) bottle inserts for the Z446-750 swing-out rotor on Hermle Z446/Z446-K centrifuges, supporting up to 4 x 250 ml conical bottles per run at 4,000 rpm / 3,434 xg (4,500 rpm / 4,346 xg on Z446-K).