Robust Abiotic Remediation: Trap & Treat® Solutions That Continue to Deliver 

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Enhanced Abiotic Remediation

Chlorinated solvent plumes don’t wait for perfect conditions. RPI®‘s abiotic remediation approach uses integrated carbon‑iron media to control exposure immediately and drive on‑contact destruction of halogenated contaminants. 

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What Makes BOS 100® Effective for Abiotic Remediation?

BOS 100® is engineered to reduce chlorinated solvents both at the source zones and within plumes. Metallic iron is structurally integrated into activated carbon during manufacturing, so contaminants adsorbed in the carbon’s micropores are co‑located with reactive iron. The result is simultaneous capture and abiotic reductive dechlorination on contact — an efficient, self‑reinforcing mechanism that supports a robust reductive degradation with unparalleled product longevity. That’s why teams choose BOS 100® when abiotic remediation must initiate immediately and maintain its efficacy for years. 

In practice, here’s how Trap & Treat® works in the subsurface:

  • Trap: Activated carbon rapidly adsorbs chlorinated ethene and ethane, cutting exposure pathways as mass transfer from low‑permeability zones occurs. 
  • Treat: The integrated metallic iron drives abiotic reduction of contaminants directly on the carbon’s micropores and other surfaces. The end products are dissolved iron, chloride, and unregulated gases (e.g., ethylene, methane), as well as ethene and ethane. With every molecule of contaminant reduced, the adsorption capacity of the activated carbon is renewed. 

Why Integration Beats Mixtures 

If you mix ZVI with activated carbon, adsorption can isolate contaminants from the iron. With BOS 100®, iron is within the carbon structure, so when CVOCs concentrate inside the micropores, they are in direct contact with reactive iron, accelerating abiotic degradation of contaminants and generating products of reduction such as chloride and ethene. Bench tests show that weight-to-weight, BOS 100 outperforms ZVI and ZVI+AC mixtures in terms of contaminant reduction and chloride generation. 

Bedrock and difficult-to-access geologies can be injected by direct push, PRBs, and GEOTAP methods to reach targeted intervals. Projects have documented over 99% destruction of TCE with sustained performance over multiple years — proof that integrated carbon‑iron media can deliver abiotic remediation even where refusal and fracture networks complicate injection. 

Applicable Scenarios

Where Our Approach Excels

Establish a reactive, adsorptive zone that captures mass and sustains abiotic degradation of contaminants in place.

Use pre‑drill or packers to deliver media along fractures and into flow paths. 

Pair measurable indicators of chlorinated solvent degradation, such as chloride and ethylene generation, with concentration trends for clear lines of evidence for regulatory review.

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From Design to Installation

Effective abiotic remediation starts with Remedial Design Characterization (RDC) to resolve mass distribution, pathways, and matrix diffusion. RPI®‑approved installers then place the remedy — via in situ injection, soil mixing, or Permeable Reactive Barriers (PRB) — where remedy will do the most good. The RPI® Support Lab provides GC/MS at no charge before, during, and after projects, enabling field confirmation of distribution, early performance, and remediation progress. 

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Why RPI® for Abiotic Remediation Technologies?

Choose RPI® when your abiotic remediation methods must perform. BOS 100®‘s integrated activated carbon, iron structure puts reactive iron where adsorbed contaminants reside — accelerating abiotic degradation of contaminants and sustaining performance. That’s enhanced abiotic remediation designed for outcomes, proven in the field for over two decade. 

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