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Secchi Disk
Product Number: SB52170
In Stock
$29.95
Grades 7-12.
Good quality disk for water clarity measurement, constructed of robust white plastic. Features permanent screen printed black sectors and black dot every foot on line. Includes attached sinker and rot-proof polymer line on polymer foam bobbin. Line length is approximately 72 ft.
| Item Weight: 1.75 |
| Age: 12 yrs. - 18 yrs. |
| Grade: 7 - 12 |
| School Type: Middle School, High School |
| Subject Areas: Environmental Science |
| Brand: United Scientific Supply |
Prop 65:
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