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  • relations between measured density and freezing point. An acidometer, or acidimeter, is a hydrometer used to measure the specific gravity of an acid. A barkometer…
    20 kB (2272 palabras) - 22:33 5 jun 2024
  • he had registered patent application US Patent No. 2,058,761 for his "acidimeter", later renamed the pH meter.: 131  The Arthur H. Thomas Company, a nationally…
    64 kB (7034 palabras) - 14:42 1 may 2024
  • instrument for the measurement of pH, U.S. Patent No. 2,058,761, for his "acidimeter", later renamed the pH meter. Beckman developed the prototype as an assistant…
    26 kB (2972 palabras) - 15:46 9 ene 2024
  • with it for all time. It will be noticed that he did not use either the acidimeter or sour whey, but he lifted the make out of the old ruts of mere practical…
    13 kB (1819 palabras) - 16:14 10 dic 2022