Determine turbidity or degree of visibility in natural waters with this weighted 20 cm diameter disk.
Part Number | Model |
LA-0171 | Black & White |
LA-0171-CL | Black & White Quadrants & Calibrated Line |
Determine turbidity or degree of visibility in natural waters with this weighted 20 cm diameter disk.
Part Number | Model |
LA-0171 | Black & White |
LA-0171-CL | Black & White Quadrants & Calibrated Line |