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 | ||
|---|---|---|---|---|---|
| quinine (emission) | — | Fluorescence | Fluorescent dye | FPbase | |
| quinolin-8-ol | C9H7NO | Mass Spec | Environmental | MassBank | |
| rac-(2R,3S,5R)-5-(But-3-en-1-yl)-3-acetoxy-2-(acetoxymethyl)tetrahydrofuran | C13H20O5 | Mass Spec | Chemical | MassBank | |
| rac-(2R,5R)-2-((S)-2-acetoxybut-3-en-1-yl)-5-(acetoxymethyl)tetrahydrofuran | C13H20O5 | Mass Spec | Chemical | MassBank | |
| rac-(2S,3S,5S)-5-(But-3-en-1-yl)-3-acetoxy-2-(acetoxymethyl)tetrahydrofuran | C13H20O5 | Mass Spec | Chemical | MassBank | |
| rac-(2S,5S)-2-((S)-2-Acetoxybut-3-en-1-yl)-5-(acetoxymethyl)tetrahydrofuran | C13H20O5 | Mass Spec | Chemical | MassBank | |
| rac-(3R,5S)-Nona-1,8-diene-3,5-diol | C9H16O2 | Mass Spec | Chemical | MassBank | |
| rac-(S)-1-((2R,5R)-5-(Hydroxymethyl)tetrahydrofuran-2-yl)but-3-en-2-ol | C9H16O3 | Mass Spec | Chemical | MassBank | |
| rac-(S)-1-((2S,5S)-5-(Hydroxymethyl)tetrahydrofuran-2-yl)but-3-en-2-ol | C9H16O3 | Mass Spec | Chemical | MassBank | |
| rac-Glycerol 3-phosphoate | C3H9O6P | Mass Spec | Natural product | MassBank | |
| rebaudioside A | C44H70O23 | Mass Spec | Natural product | MassBank | |
| rebaudioside B | C38H60O18 | Mass Spec | Natural product | MassBank | |
| rebaudioside C | C44H70O22 | Mass Spec | Natural product | MassBank | |
| rebaudioside D | C50H80O28 | Mass Spec | Natural product | MassBank | |
| rebaudioside E | C44H70O23 | Mass Spec | Natural product | MassBank | |
| rebaudioside F | C43H68O22 | Mass Spec | Natural product | MassBank | |
| rebaudioside G | C38H60O18 | Mass Spec | Natural product | MassBank | |
| rebaudioside H | C50H80O27 | Mass Spec | Natural product | MassBank | |
| rebaudioside I | C50H80O28 | Mass Spec | Natural product | MassBank | |
| rebaudioside M | C56H90O33 | Mass Spec | Natural product | MassBank | |
| rebaudioside N | C56H90O32 | Mass Spec | Natural product | MassBank | |
| rebaudioside O | C62H100O37 | Mass Spec | Natural product | MassBank | |
| rsCherryRev (excitation) | — | Fluorescence | Fluorescent protein | FPbase | |
| rsCherryRev1.4 (excitation) | — | Fluorescence | Fluorescent protein | FPbase | |
| rubusoside | C32H50O13 | Mass Spec | Natural product | MassBank | |
| sec-Butylparaben | C11H14O3 | Mass Spec | Chemical | MassBank | |
| sec-Butylurea | C5H12N2O | Mass Spec | Chemical | MassBank | |
| smURFP (excitation) | — | Fluorescence | Fluorescent protein | FPbase | |
| sn-Glycero-3-phosphocholine | [C8H21NO6P]+ | Mass Spec | Natural product | MassBank | |
| sn-Glycerol 3-phosphate | C3H9O6P | Mass Spec | Natural product | MassBank | |
| sodium titanosilicate hydrate | H4 Na2 O13 Si4 Ti | Raman | Mineral | ROD | |
| steviolbioside | C32H50O13 | Mass Spec | Natural product | MassBank | |
| steviolmonoside | C26H40O8 | Mass Spec | Natural product | MassBank | |
| strapping tape blue PLAS244 | — | Raman | Pristine | MBARI Ocean Polymers | |
| strawberry container PLAS241 | — | Raman | Pristine | MBARI Ocean Polymers | |
| t-nonachlor | C10H5Cl9 | Mass Spec | Natural product | MassBank | |
| tau-Fluvalinate | C26H22ClF3N2O3 | Mass Spec | Chemical | MassBank | |
| tauroDBD (emission) | — | Fluorescence | Fluorescent dye | FPbase | |
| tdimer2(12) (excitation) | — | Fluorescence | Fluorescent protein | FPbase | |
| tert-Butoxycarbonylvaline | C10H19NO4 | Mass Spec | Chemical | MassBank | |
| tert-Butyl (E)-4-(4-(3-methoxy-3-oxoprop-1-en-1-yl)phenyl)butanoate | C18H24O4 | Mass Spec | Chemical | MassBank | |
| tert-Butyl 4-hydroxybenzoate | C11H14O3 | Mass Spec | Chemical | MassBank | |
| tert-Butyl hydrogen phthalate | C12H14O4 | Mass Spec | Chemical | MassBank | |
| tert-Butyl methacrylate | C8H14O2 | Mass Spec | Chemical | MassBank | |
| tert-Butyl phenyl glycidyl ether | C13H18O2 | Mass Spec | Chemical | MassBank | |
| tert-Butylacrylamide | C7H13NO | Mass Spec | Chemical | MassBank | |
| tert-Butylphosphonic acid | C4H11O3P | Mass Spec | Chemical | MassBank | |
| tert-butyl((4-methyl-5-(pentylthio)pentyl)oxy)diphenylsilane | C27H42OSSi | Mass Spec | Chemical | MassBank | |
| tetranor-12-HETE | C16H26O3 | Mass Spec | Lipid | MassBank | |
| threo-Dihydrobupropion | C13H20ClNO | Mass Spec | Pharmaceutical | MassBank |