Centrifuge 遠心分離機 1923-2026 (差別化: ラボ装置・回転数+Rotor軸)。Theodor Svedberg Sweden 1923 Ultracentrifuge発明 (Nobel Prize 1926・Sedimentation Rate Protein Molecular Weight)・Beckman Coulter USA 1934 (Arnold Beckman・Spinco買収 1955・Optima MAX-XP Tabletop+Optima XPN Floor Model Ultracentrifuge最大速 1,000,000g・Allegra X-30R+Allegra V-15R Refrigerated・Industry Top・¥¥¥¥¥¥¥¥/¥10M+ Lab最高峰)・Eppendorf Germany 1945 (Centrifuge 5424R Microcentrifuge 21,130g+5430R+5910Ri・Pipette+PCR Cycler同社統合・Industry Standard Lab・¥¥¥¥¥/¥30K-¥¥¥¥¥¥/¥1M)・Thermo Fisher (Sorvall Stratos+ST 16R+ST 40R+Sorvall LYNX 6000・Heraeus Megafuge ST1)・Hitachi Koki→Eppendorf Himac Holdings 2018譲渡 (CR21G Floor+CT15RE Tabletop)・Sigma 3-30KS+1-15+8KS+8KBS Germany・Hettich Germany Mikro 220R+Rotina+Universal・Sartorius+Beckman Avanti J Series Floor 22,000rpm+JE-30I・Rotor: Fixed Angle+Swinging Bucket+Vertical+Drum Rotor・Fixed Angle 高速最大35,000rpm 200,000g・Swinging Bucket 4,000rpm Plate+15ml/50ml Conical Tube・Refrigerated -20℃+Heated 40℃+Vacuum・Acceleration: g RCF Relative Centrifugal Force計算・rpm vs RCF=11.18×10⁻⁶×r×rpm²・Use case: DNA/RNA Extraction+Protein Purification+Cell Pellet+Plasma Serum分離+Density Gradient Sucrose/Cesium Chloride Banding・¥¥¥-¥¥¥¥¥¥¥¥/Beckman Optima XPN ¥30M+、2026年Beckman Optima+Eppendorf 5910Ri+Thermo Sorvall+Sigma+Hettich主流。