Here are the rotors presently available at the OCI. The first five are Sorvall rotors,
the rest are Ultracentrifuge rotors. Ultra rotors can be found in 8-206.
To calculate the Unknown quantities, enter the known value and select it's
"Compute from ..." button.
If I missed a rotor, or if you just bought one, give me the details (Name, Max_speed, Rmin,