|
|
You have 2 results.
Secchi Disk
 Standard Device for Testing Water Clarity or Turbidity Educators, students, and aquatic professionals use this weighted, standard size (8"/20cm diameter) secchi disk for water quality studies. The disk consists of four quadrants, two black, two white, and a stainless steel eye bolt. Specifications: Optional nylon rope comes with a 2 lb. lead weight and measures 20m with 1m and 5m divisions. |
|
|