Solinst 408 Double Valve Pump Configuration:Mk3 5/8" Stainless Steel x 1ft TDS: 0 ppm to 10

TDS: 0 ppm to 10 ppt

Motor Thrust Washer Kit

• Leaves no residue after rinsing

and research sampling programs

Sensor Part # Price ODO Optical Dissolved Oxygen Sensor 626900 $1

Solinst 408 Double Valve Pump Configuration:Mk3 5/8" Stainless Steel x 1ft TDS: 0 ppm to 10The Solinst 408 Double Valve Pump is a pneumatically driven, positive displacement pump with a check valve at its base and another at its top, connected to the surface by separate drive and sample lines. During the drive phase, compressed gas sent down the drive line pushes the static water column downward, closing the bottom check valve and forcing water already in the pump chamber up through the top check valve to the sample line. Venting the drive