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Start Over You searched for: Date 1957 Remove constraint Date: <span class="single" data-blrl-single="1957">1957</span>-
pH means Beckman
- 1957
This advertisements shows off the range of Beckman Instruments' pH meters available in 1957, highlighting the variety of size and price.
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist…
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Diagnose process upsets with Gas Chromatography
- 1957
Advertisement for the Model 120 Industrial Gas Chromatograph.
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year,…
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For very little coin, Beckman will put your old DU in mint condition.
- 1950s
In 1950, Beckman Instruments' had so many DU Spectrophotometers still in use that they offered to refurbish old models (for a fee, of course). This service could include replacing a power supply, repainting, and…
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Beckman IR-5 Spectrophotometer
- Circa 1957
The IR-5 was a double-beam spectrophotometer first produced in 1957.
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an…
- Creator Of Work Beckman Instruments, Inc.
- Subject Scientific apparatus and instruments, Spectrophotometer, Infrared spectroscopy, Beckman Instruments, Inc.
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Now! Make soil pH measurements in the field
- 1957
Advertisement featuring an image of a man kneeling in a field looking at the reading on a Beckman Pocket pH Meter. This model of pH meter was first marketed by Beckman Instruments in 1956, and as this advertisement…