Omni Spray™ Ion Sources

What are Omni Spray™ Ion Sources?

Omni Spray™ Ion Sources are a series of new revolutionary ionization sources incorporating the DESI technology (Desorption Electrospray Ionization) that was invented in the laboratory of Professor R. Graham Cooks, Purdue University.

What is the DESI Technology?

The DESI technology is a simple, sensitive, gentle, and versatile ionization method that allows for the direct sampling of surfaces without any sample preparation and under ambient temperature and pressure conditions. This patent pending technology was first disclosed in Science, Vol. 306, #5695, pp. 471-473, October 2004.

How versatile are Omni Spray™ Ion Sources?

Omni Spray™ Ion Sources have been demonstrated in applications that range from the detection of explosives to proteomics. Therefore, with a single ion source scientists will be able to analyze both large and small molecules as well as polar and non polar molecules from a variety of surfaces. Omni Spray™ Ion Sources will ultimately be available to interface with most commercially available mass spectrometers.

What are the advantages of using
Omni Spray™ Ion Sources?

Omni Spray™ Ion Sources are simple to operate. They eliminate the need for complex and time consuming sample preparation allowing for instantaneous results. In addition to the traditional surfaces used in a laboratory, Omni Spray™ Ion Sources enable scientists to directly interrogate sensitive materials such as plant and animal tissues, even a human finger, in their natural form. The sensitive and gentle ionization method allows Omni Spray™ Ion Sources to ionize intact proteins and non-covalent protein complexes, as well as small molecules, all at trace levels. The spray solvent, and other variables, can be easily changed or optimized to increase selectivity.

Which mass spectrometers are Omni Spray™ Ion Sources compatible with?


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Where can one learn more information about the
Omni Spray™ Ion Sources?

Click here to see the available application sheets or contact us directly at info@prosolia.com.