Hydrolab's 4-Beam Turbidity sensor is compliant with 4B-GLI Method 2 and perfect for profiling or spot-check turbidity measurements.
Features:
* 4B-GLI Method 2 compliant
* 4-beam sensor uses standard backscatter, yet has multiple beams/references checking and rechecking accuracy
Benefits:
* Patented technology is immune to ambient light references; therefore, it is perfect for profiling in shallow rivers and streams
* Offers a unique, patented Quick-Cal Cube for calibration verification