Centrifugation froce conversion

Relative centrifugal force (RCF, x g) = 1.12 * 10-6 * r * rpm2

Here r is the radius of rotor in mm, rpm is revolutions per minute.

rpm = 1000 * (RCF/(1.12 * r) )1/2

For parameters of commonly used rotors and centrifugation force conversion, see BioToolKit.