Herewith is a PDF of the 1H NMR spectrum, HRMS and LRMS of d6-CoQ10 used in a sensitive mass spectrometric assay for mitochondrial CoQ pool redox state in vivo and prepared by Dr Stuart Caldwell in the laboratory of Prof. Richard C. Hartley, University of Glasgow. A Mestre Nova (Mnova) file of the 1H NMR is also included.