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Scientific Apparatus
PH meter, Model G

Model G, serial number not shown. With plate from Braun Corporation (manufacturer or distributor?). Similar to ST-BE-18 and ST-BE-20 but original case is wood with lid (detached, no hinges or handle); lower door missing. Lacks instructions and date.


ID: 2004-00024
Beckman, Arnold Orville (Chemist, Inventor, Philanthropist)

Topics: Chemistry

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