Tag: 408 double valve pump

Solinst Pneumatic Straddle Packer Setup

Packer Tests And Transient Hydraulic Tomography In India

Experimental Hydrogeological Park Like many countries worldwide, India is facing intense pressures on their groundwater resources. An Experimental Hydrogeological Park established in Hyderabad is helping to better understand the impacts on groundwater. Overseen by the Indo-French Centre for Groundwater Research, the Experimental Hydrogeological Park is located in a multi-disciplinary observatory site of the National Geophysical… 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 »

Deep Groundwater & Dissolved Gas Sampling With Double Valve Pumps

Download Newsletter Sampling groundwater from deep wells is a challenge on its own, but add to that the need for accurate dissolved gas analysis, and the task gets that much harder. Low Flow, Deep Groundwater Sampling HydroTerra, a leading Australian company, and exclusive distributor of Solinst products, provides environmental monitoring solutions. They have developed a… Continue Reading »

Bladder Pump Or Double Valve Pump

Can you tell the difference? Which is Right for You? Both have their advantages. Bladder Pumps have low flow capability and ensure that no drive gas comes into contact with sample water, making them ideal, and approved by regulators worldwide for VOC sampling. Select a Bladder Pump for higher regulator acceptance and lower flow rates. Double Valve Pumps provide greater… Continue Reading »

Bladders Teflon or LDPE?

Adjusting Pneumatic Pumps – It’s Easy!

What do you do when your Pneumatic Pump is properly connected, yet there is no sample discharge? A simple ‘trick’ is to submerge the sample discharge line into a clear container of water. During the drive cycle you should see bubbles. An aggressive blast of bubbles can mean that there is no water available, while… Continue Reading »

Solinst Double Valve Pumps Preferred In The UK

Cory Environmental, a leading recycling and waste management company, operates in over 30 locations around the UK developing and maintaining recycling and landfill facilities. Over the years, they have purchased and tested a number of groundwater sampling instruments for use in monitoring programs at their landfill sites. In the past, portable submersible pumps and specialized… Continue Reading »