Turbidity, scattered light measurement
type: Concept
broader: https://sms-cv.helmholtz.cloud/sms/cv/api/v1/samplingmedia/7/
definition: Please note wavelength of the measurement. FNU: Formazine Nephelometric Units – Scattered Light Measurement (Angle 90°) according to DIN EN ISO 7027. FTU: Formazine Turbidity Unit. NTU: Nephelometric Turbidity Unit – Scattered Light Measurement (Angle 90°) according to US regulations.