| adduct | Common adducts |
| contam | Contaminants in MS |
| describe | Get the compound information |
| doStat | Performing statistics |
| E_iso | Element isotopes |
| getCV | Calculate coefficient of variation (CV) |
| getFC | calculate fold change |
| getMax | Get the sample name which has the max ion intensity |
| getP | get p-values |
| Iso_mass | Isotope labelled molecular mass |
| Iso_mz | Isotope labelled molecular mass |
| mass | molecular mass |
| mz | Calculate accurate mass-to-charge ratio |
| ppm | mass accuracy |
| searchDB | Search in customized database |
| what | search for m/z in from the idiom metabolomics database |