Allows for Spectra processing using Zoom, Peak Integration and Peak Labeling. The Bel-Art SP Scienceware™ Wilmad™ Aldrich FT-NMR Library with Spectral Viewer on CD-ROM is an electronic book that contains high-resolution 300MHz 1H and 75MHz 13C spectra, integral, chemical structure and technical data for the more than 11,800 compounds.