Ph Meter

PRESENTED BY:

DR. SAPNA KUMARI

MZOOCC – 206

SEMESTER – II

UNIT - 1

• pH was originally an acronym for French clause Pouvoir hydrogene, which can be

translated into the English as power of hydrogen or potential of hydrogen. Hence the

name pH.

Introduction

• The pH meter was invented in 1934 by the American chemist Arnold

O. Beckman (1900-2004) to measure the sourness of lemons.

• A simple and speedy device to measure acidity or alkalinity.

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