Search Results
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Beckman Model LS-100 Liquid Scintillation Counter
- Circa 1973
Note the plate on the door, modified by hand to read LS-100; the original DPM-100 remains visible. The original photograph depicts the mid-1960s instrument, probably modified in the early 1970s to represent the LS…
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Beckman Model LS-16 Liquid Scintillation Counter
- 1969
Beckman introduced the LS-16 system in 1969.
Liquid scintillation counters measure the radioactivity of a sample by mixing the sample with a solvent containing a scintillator, which will emit photons in the presence of…
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Beckman Gamma 9000 Counting System
- Undated
Scintillation counters detect ionizing radiation by counting the light flashes produced by the particles as they pass through certain solids or liquids.
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Beckman Zeromatic SS-3 pH Meter
- Circa 1975
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 Biogamma II Counting System
- 1975 – 1984
Beckman's Biogamma II was introduced in 1975. Radioimmunoassay (RIA) is a technique for measuring the antigen concentration. Known quantities of radioactive (labeled or “hot”) antigens and antibodies are mixed, then…
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Beckman Gamma 300 Counting System
- Circa 1975
Scintillation counters detect ionizing radiation by counting the light flashes produced by the particles as they pass through certain solids or liquids.
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Beckman Research pH 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 Zeromatic IV pH 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 #18000 Pocket pH Meter
- Circa 1956
The Pocket pH meter allowed pH readings to be taken in the field, in a laboratory, or at any site, without needing to send samples back to a laboratory and a more stationary instrument.
Arnold Beckman invented his…
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Beckman Model 18 Phistol pH Meter
- Circa 1975
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 3560 Digital pH 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 Model N pH 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 Model G pH 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 “acidimeter” with its…
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Beckman Model H5 pH 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 Model F pH 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 Expandomatic IV pH 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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Altex Auto Injector Prototype
- Circa 1978
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 Expandomatic SS-2 pH Meter
- Circa 1968
The Expandomatic SS-2 was designed for the detection of very small changes in pH and use in potentiometric and polarization titrations.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist…
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Altex Microbore Column and Water Jacket
- Circa 1978
In this photograph, the microbore column is housed within the water jacket.
High performance liquid chromatography analyzes the components of a sample by pumping a solution through a column containing an adsorbent…
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Microbore Column and Water Jacket
- Circa 1978
In this photograph, the microbore column and water jacket sit alongside one another.
High performance liquid chromatography analyzes the components of a sample by pumping a solution through a column containing an…
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Beckman Expandomatic pH 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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HPLC reagents
- Circa 1978
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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Altex Rotary Injection Valve Unit
- Circa 1979
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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Rotary Injection Valve Unit
- Circa 1979
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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Injection Setup
- 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…
