Description
Features:
- Capture water samples from specific depths with this clever tool. The unit is made from impact-resistant PVC, with soft rubber seals that hold up to 1.5 liters of liquid.
- A unique design allows for hassle-free sample collection: when the desired depth is reached, students simply jerk the attached line to close the apparatus.
- Includes a 20 m line on Styrofoam winding float. Unit is 30 cm long, 10 cm in diameter and weighs 2 pounds.
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