Locked bailer samplers are designed to take samples of exactly the desired depth of groundwater. After they are lowered to the desired depth, they are opened by shaking the rope. After that, floating ball sampling space is closed and the sample is taken exactly at the desired depth.
Locked bailers are used to find mixtures at different points in the well, in the paint test, It is used to determine the quality parameters.
All components are stainless steel.
Made from stainless steel, it can be used in large 2 inch diameter wells, with a capacity of 500 ml. It is optionally supplied with a meter-marked nylon rope.