Solinst Model 407 Bladder Pumps & Controllers Pressures must be less than

Pressures must be less than 35 psi

Accommodation for special particulate with different densities is provided through user-programmable "K-factors

It's ideal for flow troubleshooting

and flexibility

Narrow applications

Solinst Model 407 Bladder Pumps & Controllers Pressures must be less thanThe Solinst Bladder Pump features a new design providing consistent, high quality samples in all types of applications. It offers excellent performance and reliability. With Solinst Bladder Pumps, there is the assurance that there is no air water contact during sampling. It meets the most rigorous US EPA standards for VOC groundwater monitoring. The bladder guarantees that drive air or gas does not contact the sample, thus avoiding degassing or