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11 items
Coulter Technology Center, Miami, Florida
- Undated
- Photographer Hackney, Kerry
- Subject Buildings, Flags, Aerial photographs
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Coulter STKS Hematology Sample Testing System
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A blood cell counter system on display at what is likely a trade show. This technology is based on the Coulter principle and the the Coulter Counter, which quantifies and sizes particles suspended in a fluid, like blood…
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Coulter MicroDiff 16 Blood Analyzer
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This model of Coulter counter allows the user to run a 16-parameter complete blood count test.
Based on the Coulter principle, the Coulter Counter quantifies and sizes particles suspended in a fluid, like blood cells,…
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Characteristics and use of absorption cells and holder for DU Spectrophotometer
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The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by employee Howard Cary (who had previously been involved in pH meter…
- Creator Of Work Beckman Instruments, Inc.
- Subject Photoelectric cells, Scientific apparatus and instruments, Spectrophotometer, Beckman Instruments, Inc.
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Biochemical Flow Cell
- Undated
High performance liquid chromatography analyzes the components of a sample by pumping a solution through a column containing an adsorbent material, which separates and interacts distinctly with the components. The flow…
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Beckman/Spinco Model 153 Microtitrator
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A microtitrator is an instrument designed to titrate very small volumes of liquid. This model is shown with a Microfuge centrifuge and other accessories.
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Beckman/Spinco Model 120B Amino Acid Analyzer
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First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer used the Spackman-Stein-Moore technique of amino acid chromatography.
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Beckman/Spinco Model 119CL Amino Acid Analyzer
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First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This model was likely part of the same production line and used the same technology.
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Beckman/Spinco Model 119 Automatic Amino Acid Analyzer
- Undated
First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. The model 119 is part of the same line and uses the same technology.
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Beckman/Spinco Model 119 Amino Acid Analyzer
- Undated
First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This model is likely from the same product line and uses the same technology.
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Beckman/Spinco Amino Acid Analyzer
- Undated
First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This unidentified model was likely part of the same product line.
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Beckman/Spinco Amino Acid Analyzer
- Undated
First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This unidentified model was likely part of the same product line.
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Beckman/Spinco Amino Acid Analyzer
- Undated
First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This unidentified model is likely a contemporary of the 120.
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Beckman φ72 pH meter, with dramatically illuminated glassware in the background
- 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 φ71 and φ31 pH Meters and φ12 pH/ISE meter
- 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 Φ10 pH Meter
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Pictured with a carrying case containing buffer solutions.
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…
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Beckman technical data sheet and genetic material
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The fact sheet describes the sample genetic material in the vial in the foreground: an "engineered gene for mature Human Interleukin 2."
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Beckman reagents in bottles
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The reagents include creatininase, glycerol kinase, uricase, and G-6-PDH.
- Photographer Hess Photographic
- Subject Chemical tests and reagents, Beckman Instruments, Inc.
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Beckman reagents
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Stacked in a pyramid, these reagents include rheumatoid factor, immunoglobulin, albumin, prealbumin, and others.
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Beckman pH monitor system
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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 instrument kicked off…
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Beckman oxygen analyzer, medical gas analyzer, and dynograph recorder
- Undated
The unit in the photograph includes a Beckman OM-11 oxygen meter, LB-2 gas analyzer, and R411 dynograph recorder.
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Beckman gas analysis instruments
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Pictured in this image: a Beckman RAC (Respiratory Analysis Cart); Oxygen Monitor; OMII Oxygen Analyzer; LB-2 Medical Gas Analyzer; RR-2 Respiratory Recorder; and several models of LB-2 Medical Gas Analyzers that each…
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Beckman emission measurement system
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Beckman Instruments, Inc. became interested in measuring, controlling, and fighting air pollution in the late 1940s and early 1950s, when company president Arnold O. Beckman became the scientific adviser to the Los…
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Beckman cuvettes
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Cuvettes are straight-sided containers for holding liquid samples used in optical analysis instruments like spectrophotometers.