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3 items
How to Measure Soil pH
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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7 items
Operation and maintenance of the Beckman model G pH meter
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Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting “acidimeter” with its…
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2 items
pH
- Undated
This mailer, sent to Beckman shareholders, was a reprint from a company publication and explained the significance of the pH meter.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from…
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11 items
Instructions for the Beckman Oxygen Electrode Evaluation Kit, X-300-100 (final)
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This glass electrode was first used in Beckman pH meters and later other instruments.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…
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5 items
Instructions for Modified OM-1 Beckman Portable Oxygen Meter
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Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…
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13 items
A Direct Transmittancy Recording Infrared Spectrophotometer
- Beckman Reprint R-24
- Undated
The paper, distributed as a reprint from Beckman Instruments, described the IR-3 spectrophotometer. It was originally presented before the Symposium on Molecular Structure and Spectroscopy, held in Columbus, Ohio at…
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2 items
Beckman Model L3-40 and Model L3-50 Ultracentrifuges
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Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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5 items
Customer lists of the first 100 DU spectrophotometers sold
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Two lists are included: one identifies companies, the second includes instrument serial numbers and shipping dates. Both documents are copies, and (per a note by Pat Ashton) the detailed list does not mention…
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2 items
Beckman Spinco Division Model E Centrifuge figures
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Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…
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11 items
Coulter Technology Center, Miami, Florida
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Color print photographs and transparencies depicting the Coulter Technology Center facilities in Miami, Florida. Photographs were produced by the Tewes Design Group.
- Photographer Tewes, Steve
- Subject Buildings, Aerial photographs
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11 items
Coulter Technology Center, Miami, Florida
- Undated
- Photographer Hackney, Kerry
- Subject Buildings, Flags, Aerial photographs
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20 items
Instructions - Infrared Spectrophotometer
- Bulletin 110B
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The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Beckman Multimeter Accessories
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Multimeters are instruments capable of making multiple measurements, typically voltage, current, and resistance.
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Beckman Multimeter, Inside View
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Multimeters are instruments capable of making multiple measurements, typically voltage, current, and resistance.
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Arnold Beckman and Walt
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This may be a photograph of Dr. Arnold O. Beckman with Walt Donner, the manager of Beckman Instruments' Space Engineering Department in the 1960s.
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Beckman Multimeter 310
- Undated
Multimeters are instruments capable of making multiple measurements, typically voltage, current, and resistance.
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Beckman Facilities, Fullerton, California
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Exterior view of Beckman Instruments' Fullerton plant. In 1954, Beckman's headquarters moved from Pasadena to Fullerton.
- Photographer Brock, Daniel W.
- Subject Factories, Buildings, Beckman Instruments, Inc.
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Beckman Model G pH meter with external electrode assembly
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting “acidimeter” with its…
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Beckman Model G pH meter, top shot of panel
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting “acidimeter” with its…
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Beckman Model G pH meter, interior shot from above
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting “acidimeter” with its…
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Beckman Model N2 pH meter with solutions
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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Beckman Model N pH meter with micro cell assembly
- Undated
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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Beckman cardiac monitor in use
- Undated
The instrument includes heart rate and echocardiogram monitoring.
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