A simple alignment test for the interference optics of the ultracentrifuge.
D000818:Animals; D002417:Cattle; D055095:Optics and Photonics / Q000592:standards; D011506:Proteins; D012710:Serum Albumin, Bovine; D014461:Ultracentrifugation / Q000295:instrumentation*
D011506:Proteins; D012710:Serum Albumin, Bovine