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Perkin-Elmer atomic absorption spectrophotometer in use at Peabody Coal Company laboratory

  • 1970s

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General view of assistant chemist Lawrence Koerber using a Perkin-Elmer Model 403 Atomic Absorption Spectrophotometer to test an ash sample in a Peabody Coal Company laboratory. Per notations accompanying the photograph, the spectrophotometer employs a flame mode of operation to examine samples of coal and ash, part of the company's ecological, environmental, and exploration programs.

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  • 8 in. H x 10 in. W
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  • Courtesy of Science History Institute

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  • Box 4

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Perkin-Elmer Corporation. “Perkin-Elmer Atomic Absorption Spectrophotometer in Use at Peabody Coal Company Laboratory,” 1970–1979. Photographs from the Perkin-Elmer-Applera Collection, Box 4. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/s1784m74w.

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