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- Chemists6
- Spectrum analysis6
- Chemical apparatus5
- Chemists--Biography5
- Chromatographic analysis5
- Mass spectrometry5
- Dyes and dyeing4
- Dyes and dyeing--Chemistry4
- Chemical Heritage Foundation3
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- Analytical chemistry2
- Chemistry2
- Chemistry, Organic2
- Dyes and dyeing--Textile fibers2
- E.I. du Pont de Nemours & Company2
- Massachusetts Institute of Technology2
- Analytical geochemistry1
- Argonne National Laboratory1
- Artificial life1
- Badische Anilin- & Soda-Fabrik1