What is FNUs?

What is FNUs?

Usually, measurements taken by the use of the turbidity meters are always recorded in units known as the Formazine Nephelometric units or simply commonly referred to as the FNUs. Something important to note here is that, usually the results obtained by measurement using a meter that operates on this principle of light transmission is by standard shown in units known as the FAUs or the Formazine Attenuation Units. These units are the standard ones and are widely known and accepted as the units for measuring turbidity.