Turbidity Tube with Secchi Disk, 120cm Scale - Eisco Labs

APPLICATIONS || Used to determine the clarity and water quality of ponds, lakes, streams, groundwater, and oceans 120cm SCALE || 120cm scale printed on the outside of tube EASY TO USE || Fill the tube with sample, drain, and record the height at which the secchi disc pattern becomes visible DURABLE CONSTRUCTION || Made of shatter-resistant plastic fitted with a heavy rubber stopper with secchi disc and flexible drainage hose INCLUDES INSTRUCTIONS || A manual with background and instructions for use is included