阿诺德·奥威尔·贝克曼

**'（，）是一位美国化学家、发明家、电气工程师和商人，毕业于加州理工學院，导师罗斯科·G·迪金森，后留校任教。1934年贝克曼发明了pH计，次年以此专利建立了贝克曼库尔特公司的前身。

参考文献
外部链接

• [http://www.beckmancoulter.com/ Beckman Coulter] company website
• [http://www.beckman-foundation.org/ Arnold and Mabel Beckman Foundation] philanthropic foundation website
• [https://www.sciencehistory.org/arnold-o-beckman-legacy-project Arnold O. Beckman Legacy Project] , Science History Institute, including a trailer for The Instrumental Chemist: The Incredible Curiosity of Arnold O. Beckman

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• [http://www.scs.illinois.edu/~mainzv/Web_Genealogy/Trees/beckman.pdf Chemical Descent Tree for Arnold Orville Beckman] from the [http://www.scs.illinois.edu/~mainzv/Web_Genealogy Chemical Genealogy Database] of the University of Illinois Urbana-Champaign Department of Chemistry
• [https://web.archive.org/web/20100903122733/http://beckman.tustin.k12.ca.us/ Arnold O. Beckman High School] website
• [https://digital.sciencehistory.org/collections/wh246s128 Beckman Historical Collection] Science History Institute [https://web.archive.org/web/20190202042542/https://digital.sciencehistory.org/ Digital Collections] (Digitized corporate records of Beckman Coulter, Incorporated, as well as personal papers of American scientist and industrialist Arnold Orville Beckman)
• [https://collections.archives.caltech.edu/repositories/2/resources/48 Guide to the Arnold O. Beckman Papers] Caltech Archives, California Institute of Technology
• [https://resolver.caltech.edu/CaltechOH:OH_Beckman_A Interview with Arnold O. Beckman] Caltech Oral Histories