Browse reference spectra from the USGS Spectral Library Version 7 and other curated sources. Each spectrum includes interactive plots, metadata, and downloadable data.
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| Formula | Modality | Category | Source | ||
|---|---|---|---|---|---|
| 12-Cytisineacetamide | C13H17N3O2 | Mass Spec | Chemical | MassBank | |
| 12-FLUORO-(Z)-3-DODECENYL ACETATE | C14H25FO2 | Mass Spec | Chemical | MassBank | |
| 12-FLUORODODECYL ACETATE | C14H27FO2 | Mass Spec | Chemical | MassBank | |
| 12-HEPE | C20H30O3 | Mass Spec | Lipid | MassBank | |
| 12-HETE | C20H32O3 | Mass Spec | Lipid | MassBank | |
| 12-HETE-[d8] | C20H32O3 | Mass Spec | Lipid | MassBank | |
| 12-HHTrE | C17H28O3 | Mass Spec | Lipid | MassBank | |
| 12-HYDROXYDODECANOIC ACID | C12H24O3 | Mass Spec | Chemical | MassBank | |
| 12-Hydroxy lauric acid | C12H24O3 | Mass Spec | Chemical | MassBank | |
| 12-Hydroxynevirapine | C15H14N4O2 | Mass Spec | Environmental | MassBank | |
| 12-Hydroxyoctadecanoic acid | C18H36O3 | Mass Spec | Environmental | MassBank | |
| 12-METHYL-1-METHOXYTETRADECANE | C16H34O | Mass Spec | Chemical | MassBank | |
| 12-METHYL-1-METHOXYTRIDECANE | C15H32O | Mass Spec | Chemical | MassBank | |
| 12-METHYL-1-TETRADECANOL | C15H32O | Mass Spec | Chemical | MassBank | |
| 12-METHYL-1-TRIDECANOL | C14H30O | Mass Spec | Chemical | MassBank | |
| 12-METHYLTETRADECANOIC ACID TRIMETHYLSILYLESTER | C18H38O2Si | Mass Spec | Chemical | MassBank | |
| 12-METHYLTRIDECANOIC ACID METHYL ESTER | C15H30O2 | Mass Spec | Chemical | MassBank | |
| 12-Methyltetradecanoic acid | C15H30O2 | Mass Spec | Chemical | MassBank | |
| 12-Oxo-5a-cholan-24-oic acid | C24H38O3 | Mass Spec | Natural product | MassBank | |
| 12-Oxo-5b-cholan-24-ic acid | C24H38O3 | Mass Spec | Natural product | MassBank | |
| 12-OxoETE | C20H30O3 | Mass Spec | Lipid | MassBank | |
| 12-PHEMYLDODECAN-1-OL | C18H30O | Mass Spec | Chemical | MassBank | |
| 12-PHENYLAZOBICYCLO(8.3.2)PENTADECA-1(13),10-DIEN-14,15-DIONE | C21H24N2O2 | Mass Spec | Chemical | MassBank | |
| 12alpha-Hydroxy-5alpha-cholan-24-oic acid | C24H40O3 | Mass Spec | Natural product | MassBank | |
| 12alpha-Hydroxy-5alpha-cholan-24-oic acid Methyl ester | C25H42O3 | Mass Spec | Natural product | MassBank | |
| 12alpha-Hydroxy-5beta-cholan-24-oic acid | C24H40O3 | Mass Spec | Natural product | MassBank | |
| 12alpha-Hydroxy-5beta-cholan-24-oic acid Methyl ester | C25H42O3 | Mass Spec | Natural product | MassBank | |
| 12beta-Hydroxy-5alpha-cholan-24-oic acid | C24H40O3 | Mass Spec | Natural product | MassBank | |
| 12beta-Hydroxy-5alpha-cholan-24-oic acid Methyl ester | C25H42O3 | Mass Spec | Natural product | MassBank | |
| 12beta-Hydroxy-5beta-cholan-24-oic acid | C24H40O3 | Mass Spec | Natural product | MassBank | |
| 12beta-Hydroxy-5beta-cholan-24-oic acid Methyl ester | C25H42O3 | Mass Spec | Natural product | MassBank | |
| 13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,20-Heptadecafluoroicosan-11-amine | C20H26F17N | Mass Spec | Chemical | MassBank | |
| 13-DOCOSENOIC ACID METHYL ESTER | C23H44O2 | Mass Spec | Chemical | MassBank | |
| 13-HODE | C18H32O3 | Mass Spec | Lipid | MassBank | |
| 13-HODE-[d4] | C18H32O3 | Mass Spec | Lipid | MassBank | |
| 13-HOTrE | C18H30O3 | Mass Spec | Lipid | MassBank | |
| 13-HOTrE(r) | C18H30O3 | Mass Spec | Lipid | MassBank | |
| 13-HPODE | C18H32O4 | Mass Spec | Lipid | MassBank | |
| 13-HYDROXYNEOCEMBRENE | C20H32O | Mass Spec | Chemical | MassBank | |
| 13-HpOTrE | C18H30O4 | Mass Spec | Lipid | MassBank | |
| 13-HpOTrE(r) | C18H30O4 | Mass Spec | Lipid | MassBank | |
| 13-KODE | C18H30O3 | Mass Spec | Lipid | MassBank | |
| 13-METHYLTETRADECANOIC ACID METHYL ESTER | C16H32O2 | Mass Spec | Chemical | MassBank | |
| 13-OXONEOCEMBRENE | C20H30O | Mass Spec | Chemical | MassBank | |
| 13-cis Retinoic acid | C20H28O2 | Mass Spec | Chemical | MassBank | |
| 13-methylmyristic acid | C15H30O2 | Mass Spec | Chemical | MassBank | |
| 13a-Hydroxylupanin | C15H24N2O2 | Mass Spec | Environmental | MassBank | |
| 14(15)-EET-[d11] | C20H32O3 | Mass Spec | Lipid | MassBank | |
| 14(15)-EpETE | C20H30O3 | Mass Spec | Lipid | MassBank | |
| 14,15-DHET-[d11] | C20H34O4 | Mass Spec | Lipid | MassBank |