Industry-Leading Passive Diffusion Sampling Experts

Many of our environmental resources below are about passive sampling or no-purge sampling, as EON has the largest offering of passive groundwater sampling devices of any company in our industry. In fact, we were the first to commercialize passive diffusion sampling – and we continue to stay on the forefront of the knowledge and products of this field! We’re prepared to answer any questions you might have about the time and money-saving benefits of any passive groundwater sampling product, including the Equilibrator and HydraSleeve samplers.

Passive Diffusive Sampler

Case Studies & Technical Papers

Bunnell-Lammons Engineering Study (1998) – Field Trial of a New Commercially Available Diffusive Ground-Water Sampler by Andrew Alexander and Thomas Lammons (equilibrator introduced in study).

McClellan Air Force Base (2001) – A recent study that compares cost, ease of use, and analytical results of samples collected by diffusion sampling and low-flow methods (equilibrator shown effective).

USGS/EPA Guidance Document (2001) – Federal and State Agencies publish a Guidance Document for the use of Passive Diffusion Sampling.

ITRC Tech-Reg Document (2002) – Recommendations on the Use of Polyethylene Diffusion Bag Samplers for Long Term Monitoring of Volatile Organic Compounds in Groundwater by Inter-State Technical Regulatory Council.

ITRC Final Report (2004) – Technical and Regulatory Guidance for Using Polyethylene Diffusion Bag Samplers to Monitor Volatile Organic Compounds in Groundwater by Inter-State Technical Regulatory Council. This is an aid to regulators and users to determine the applications and use of PDBs.

User Information

Filling Instructions – Instructions for filling the EON Equilibrator PDB sampler.

Tether Installation – Instructions for installing one or more Equilibrator PDBs on a single tether.

Hanger Installation – Instructions for installing one Equilibrator PDB using the EON stainless steel Hanger.

Adjusting SST Tether Ring – Instructions for relocating adjustable rings on stainless steel tethers.

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DETAILS

VIDEOS

INSTALLATION INFORMATION