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Search Options

LC-MS/MS Search

Search a pasted MS/MS peak list against library spectra using greedy cosine similarity. Query intensities are normalized to max 100.

MS/MS peak list

Enter one peak per line as m/z intensity. Spaces, tabs, commas, and extra columns are accepted; only the first two numeric columns are used.

Fragment tolerance ±

Unit

Spectrum kind

Polarity / Ion Mode

Source

Minimum matched peaks

Rows

Enter an MS/MS peak list and click Search.