noun
ultracentrifuge
A high-speed centrifuge used in laboratories for separating very small particles or macromolecules.
超遠心機を使ってウイルス粒子を分離した。
We separated the virus particles using an ultracentrifuge.
遠心機 is a general centrifuge, while 超遠心機 is an ultracentrifuge that operates at extremely high speeds.
Compound of 超 (chō, 'ultra-') + 遠心機 (enshinki, 'centrifuge').