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Arnold Orville Beckman (April 10, 1900 – May 18, 2004) was an American chemist, inventor, investor, and philanthropist.
When a friend asked Arnold Beckman to engineer a better device for measuring acidity in citrus fruit, Beckman came up with the first commercially successful electronic pH meter.
Learn about the life and achievements of Arnold O. Beckman, the founder of Beckman Instruments, Inc. (now Beckman Coulter, Inc.), who invented the pH meter and the DU ® Spectrophotometer. Discover his contributions to science, education, philanthropy and humanitarianism.
Learn how Arnold Beckman, a professor of analytical chemistry, invented the first portable and integrated pH meter in 1934. The pH meter revolutionized chemical instrumentation and led to the formation of Beckman Instruments, a leading company in the field.
Over 60 years ago, Arnold O. Beckman invented the world’s first pH meter, initiating a long and distinguished career as a businessman, philanthropist, and inventor of scientific instruments. Beckman was born on April 10, 1900 in the farm town of Cullom, Illinois.
Learn about the life and achievements of Arnold Beckman, who created devices that revolutionized chemistry and biology. From his early interest in science to his marriage with Mabel Meinzer, his invention of the acidimeter and the pH meter, and his founding of Beckman Instruments and the Beckman Foundation.
May 18, 2004 · Arnold Beckman invented the pH meter and the quartz spectrophotometer, which pioneered automatic chemical analysis. He founded Beckman Instruments, Inc., in 1935 and the Instrument Society of America, and established the Arnold and Mabel Beckman Foundation.
