PH

S. P. L. Sørensen

Danish chemist

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Søren Peder Lauritz Sørensen was a Danish chemist, famous for the introduction of the concept of pH, a scale for measuring acidity and alkalinity. He was born in Havrebjerg, Denmark. Wikipedia

Born: 9 January 1868, Havrebjerg, Denmark

Died: 12 February 1939, Copenhagen, Denmark

Nationality: Danish

Education: University of Copenhagen

Known for: pH