The combined collection contains

11,828 13CNMR full spectra and chemical structures. The spectra have been measured at 75 MHz.

and

11,828 1HNMR full spectra and chemical structures. The spectra have been measured at 300 MHz.

In addition to structural formula and spectrum, the following information is available:

• Chemical name
• Molecular formula
• Molecular weight
• Source reference
• Solvent
• Standard
• Measurement conditions

Aldrich is the author of Aldrich Combined Spectral Collection, published by Wiley.