Arnold O. Beckman

Arnold O. Beckman

Born: 1900
Birthplace: Cullom, Ill.

Apparatus for testing acidity—Beckman founded Beckman Instruments, Inc. in 1935 with the development of a pH meter for measuring acidity and alkalinity. He also developed the helical potentiometer, a precision electronic component, and the quartz spectrophotometer, an instrument which pioneered automatic chemical analysis. (1987)

C. Donald BatemanThe National Inventors Hall of FameS. Joseph Begun
The National Inventors Hall of Fame
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