Question

Who made the ph scale

Answer 1

The concept of pH was first introduced by the Danish chemist Søren Peder Lauritz Sørensen at the Carlsberg Laboratory in 1909 and revised to the modern pH in 1924 to accommodate definitions and measurements in terms of electrochemical cells.

Answer 2

ph scale made by Soren Peder Lauritz Sorensen at the Carlsberg Laboratory in 1909