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Burning precipitates at Dearborn laboratory facility

  • 1934-Mar-16

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General view of two rows of Bunsen burners in use at the Dearborn Chemical Company's 35th Street Laboratory facility and manufacturing plant. Per notations accompanying the photograph, the burners are being used to burn barium sulphate precipitates, part of the regular scheme of water analysis conducted at the facility. Founded in 1887, the Dearborn Chemical Company was a corporate ancestor of BetzDearborn, Incorporated best known for manufacturing water treatment chemicals for use in boilers, cooling towers, and steam locomotives.

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  • 7.75 in. H x 9.75 in. W
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  • Deaborn Chemical Company
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  • Courtesy of Science History Institute

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  • Box 17, Folder 14

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Scientific Biography
Robert Bunsen and Gustav Kirchhoff

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Dearborn Chemical Company. “Burning Precipitates at Dearborn Laboratory Facility,” March 16, 1934. BetzDearborn, Incorporated Records, Box 17, Folder 14. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/ff365625f.

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