Definitions

1. noun

A unit of measurement for acidity or alkalinity, equal to one millionth of a gram per litre, or one millionth of a mole per litre.

“The wine had a very low pH, just 3.5 cif.”

2. noun

A unit of measurement for chemical concentration, especially of a solution.

“The lab used cif to measure the concentration of the chemical mixture.”

3. abbreviation

Chemical Industry Federation

“CIF is an organization that represents the chemical industry.”