FNU

FNU Units of Measurement

FNU stands for Formazin Nephelometric Units and also signifies that the instrument is measuring scattered light from the sample at a 90-degree angle from the incident light. FNU is most often used when referencing the ISO 7027 (European) turbidity method.

Analite Turbidity Probes NEP-5000 Digital sensor in case
Analite-Turbidity-Probe-Australia-NEP-5000-LINK-New-Product-Portable-Hand-held-turbidity-sensor
Analite Turbidity Probes NEP-9500 Legacy analog sensor in case

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