Solinst 429 Point Source Bailer Size:0.5" x 4ft 66" Bladder Pump System —

66" Bladder Pump System — for 2" wells

500 automatic and 500 manual records

built in corrosion-resistant titanium for saltwater intrusion

60 Y-cable for continuous AC power / battery charging 0069810 $165

Solinst 429 Point Source Bailer Size:0.5" x 4ft 66" Bladder Pump System —The Solinst 429 Point Source Bailer is a reusable stainless steel bailer built to collect a sample from one specific depth in an open borehole or screened well without mixing it with water from other depths. Ball valves at the top and bottom stay open during descent, letting water pass freely through the tube; once at the target depth, raising the bailer at a steady rate forces both ball valves shut under the weight of the water column, sealing in the