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Turbidity Tube
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Measure turbidity in streams where a Secchi disk cannot be used. Clear polycarbonate tube (in 2 lengths) has a 4.5 cm diameter Secchi disk design on the bottom, attached to a rubber stopper that removes for cleaning. Drain the tube with hose and finger clamp. Longer length meets requirements of GLOBE. Available in 60 cm and 120 cm. |
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