Category: Groundwater Sampling

Getting The Best Quality Samples From Your Double Valve Pump

Solinst Double Valve Pumps Download Technical Bulletin Double Valve Pumps can provide high quality, representative groundwater samples. However, to get the best quality samples from your pump, it is critical to understand how the Double Valve Pump works and how to operate it properly. Double Valve Pump Operating Principles When a Double Valve Pump is submerged,… Continue Reading »

solinst bladder pumps for low flow groundwater sampling

Best Practice Low Flow Methods For High Quality Samples

Low Flow Sampling Since 1996, low flow sampling has become an increasingly approved method for obtaining high quality groundwater samples. Through the work of Puls and Barcelona, the US EPA released standard operating procedures for low flow sampling (EPA/540/S-95/504). Following such guidelines ensures the collection of samples that are representative of actual in-situ conditions. Low… Continue Reading »

Solinst Bladder Pumps The Solution In PCE Vertical Distribution Investigation

Download Newsletter Background Gruppo Egeo, the exclusive distributor of Solinst products in Italy, recently worked with a client with very specific groundwater sampling requirements. Their client Tecno Habitat, an engineering company specializing in the environment, has the task of investigating the vertical distribution of tetrachloroethylene (commonly known as PCE) in the groundwater at an abandoned… Continue Reading »

Extensive Groundwater Monitoring Program At Refinery In Australia

HydroTerra, exclusive distributor of Solinst products in Australia, was recently given the task of providing three CMT Multilevel Systems to an alumina refinery in Queensland, Australia. The groundwater monitoring program at the refinery includes monitoring one 7-channel and two 3-channel CMT Systems, and also biannually sampling 90 groundwater monitoring wells located in and around the… Continue Reading »

Selecting A Solinst Bladder Pump Or Double Valve Pump

Solinst Model 407 Bladder Pumps and Model 408 Double Valve Pumps have a lot in common. Both are pneumatic pumps, both are excellent for providing representative groundwater samples, and both are widely used for low flow and VOC sampling. On the outside, Solinst Bladder Pumps and Double Valve Pumps look almost identical – but internally… Continue Reading »

Selecting The Right Groundwater Sampler

There is much to think about before selecting a groundwater sampler for your project. Here are just a few things you probably need to consider: What you are sampling for: general chemistry, volatiles, metals, etc. Type of sample you need: low/high volume, purging or grab Your sampling frequency: portable or dedicated equipment Characteristics of the… Continue Reading »