--- title: Horizontal centrifugation url: https://regenmedtools.com/glossary/horizontal-centrifugation/ type: glossary primaryQuery: horizontal centrifugation prf --- # Horizontal centrifugation Horizontal centrifugation spins tubes in a swing-out rotor so they lie flat under load. It produces even, perpendicular layers and is specified by solid PRF protocols. The distinction between horizontal and fixed-angle centrifugation is one of the six parameters a protocol must state under the AR2T3 reporting standard. ## Related - [swing-out-rotor](https://regenmedtools.com/glossary/swing-out-rotor/) - [l-prf](https://regenmedtools.com/glossary/l-prf/) - [a-prf](https://regenmedtools.com/glossary/a-prf/)