| enviPat-package | Calculation of isotope patterns, stick profiles (envelopes) and centroids/intensoids for mass spectrometry. | 
| adducts | Adduct list | 
| check_chemform | Check chemical formulas | 
| check_ded | Check if a chemical formula is subset in another one | 
| check_several | Check for overlapping molecules. | 
| chemforms | Set of exemplary chemical formulas for small molecules. | 
| envelope | Isotope pattern envelope calculation | 
| enviPat | Calculation of isotope patterns, stick profiles (envelopes) and centroids/intensoids for mass spectrometry. | 
| getR | Interpolation of MS measurement resolution | 
| isopattern | Isotope pattern calculation | 
| isotopes | Stable isotopes | 
| isowrap | Combined (batch) calculation of isotope pattern, envelope and centroids/intensoids/valleys on interpolated resolutions. | 
| mergeform | Combine chemical formulas | 
| multiform | Multiply a chemical formula | 
| resolution_list | Resolutions (R) list for mass spectrometers | 
| subform | Subtract one chemical formula from another | 
| vdetect | Valley detection and centroidization |