METHYL ORANGE ALKALINITY


Meaning of METHYL ORANGE ALKALINITY in English

A measure of the total alkalinity in a water sample. The alkalinity is measured by the amount of standard sulfuric acid required to lower the pH of the water to a pH level of 4.5, as indicated by the change in color of methyl orange from orange to pink. Methyl orange alkalinity is expressed as milligrams per liter equivalent calcium carbonate.

Environmental engineering English vocabulary.      Английский словарь экологического инжиниринга.