Solinst 404 Inertial Pump Non-hazardous ideal for direct deployment in

ideal for direct deployment in streams

and manufacturing sites

Used with: DO200

The Geotech PES 900cm2 dispos-a-filter™ has the largest filter media option in its class

) Ordering Information HI9142 is supplied complete with HI76407 DO probe

Solinst 404 Inertial Pump Non-hazardous ideal for direct deployment inThe Solinst 404 Inertial Pump is a hand operated groundwater sampling pump with no external moving parts, batteries, or compressed gas source. A footvalve a short stainless steel or Delrin fitting holding a single check ball is crimped into the end of a length of tubing and lowered below the water's static level. Jerking the tubing up and down in short, rapid strokes opens and closes the check ball with each stroke, trapping successive slugs of water