| Term | Nephelometric turbidity units (NTU) |
|---|---|
| Definition | Nephelometric Turbidity Units (NTU) specified by United States Environmental Protection Agency is a special case of FTU, where a white light source and certain geometrical properties of the measurement apparatus are specified. |
| Provenance term | - |
| Provenance | - |
| Provenance uri | - |
| Category | - |
| Note | Sensor Type Optical, 90° scatter Optics: Excitation 860±15 nm |
| Status | PENDING i |