Skip to Content
You searched for
Search
Place California--Fullerton Remove constraint Place: California--Fullerton Subject Hydrogen-ion concentration--Measurement--Instruments Remove constraint Subject: Hydrogen-ion concentration--Measurement--Instruments

Search Constraints

Search Results

    • Beckman Instruction 015-082296
    • 1973-Jan

    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…

    • Dwg. No. 662-000740
    • 1949-Feb-08

    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…

    • Beckman Instructions 81804
    • 1969-Jun

    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…

    • 514-B
    • 1957-Jul

    Intentionally blank pages (28, 40, and 42) have been omitted from the digital work.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an…

    • 1977

    The certificate offers congratulations on the acquisition of a Beckman pH meter and gently suggests the purchase of Beckman electrodes to use with the instrument.

    Arnold Beckman invented his first pH meter in 1934 at…

    • Bulletin 92-F
    • 1959-Oct

    The brochure outlines the importance of pH, Beckman's expertise, and several instruments: the Pocket pH meter, the Model G, the Model N, and the Zeromatic pH meter.

    Arnold Beckman invented his first pH meter in 1934 at…

    • 1978-Dec-07

    The kit included buffers, storage solution, rinse, and a storage rack. Beckman oxygen electrodes were first used in their pH meters and later with other instruments.

    • 1979-Jun-15

    The support stand made it easier to move electrodes between samples without tipping or using the electrodes' vertical alignment.

    • 1958-Oct

    Owners of the Model G would have found these instructions tucked inside the lid of the wooden case surrounding the instrument.

    Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…