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Wilhelm Dittmar
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Wilhelm Dittmar

German chemist

Learn about this topic in these articles:

development of oceanography

  • volcanology
    In Earth sciences: Foundations of oceanography

    The German-born chemist Wilhelm Dittmar conducted quantitative determinations of the seven major constituents (other than the hydrogen and oxygen of the water itself)—namely, sodium, calcium, magnesium, potassium, chloride, bromide, and sulfate. Surprisingly, the percentages of these components turned out to be nearly the same in all samples.

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