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1 St. 39 Min, 1 Jan 1909 Jahr - German chemists Fritz Haber and Zygmunt Klemensiewicz develop the glass electrode, very precise measurements of acidity.
Zugefügt zum Band der Zeit:
20th Century
By
Rafelle Marie Timog Allego
10 Feb 2018
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651
Datum:
1 St. 39 Min, 1 Jan 1909 Jahr
Jetzt
~ 115 years ago
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