United Scientific Supplies UNWTRSMPL01 Water Sampler

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.