Site-specific PFAS data. Before full-scale spend.

Birchtech designs site-specific PFAS treatment systems backed by lab-scale RSSCT piloting. Each pilot generates breakthrough curve data on your actual water chemistry — engineering-grade results your team can specify, size, and budget around before full-scale installation.

RSSCT lab testing

Every recommendation starts with an RSSCT.

Birchtech is a specialty activated carbon technology company built around Rapid Small-Scale Column Testing. Before any media reaches your specification, it runs in our columns, on your source water, under simulated full-scale conditions. GAC, catalytic carbon, ion exchange resin, mixed media: the RSSCT determines what performs, because PFAS chemistry rarely fits a single solution.

01
Tested, Not Assumed

Every candidate media — including our SEA-IX™ ion exchange resins, GAC, and mixed-media configurations — is evaluated head-to-head under RSSCT against your actual water chemistry. The breakthrough data decides the recommendation, not a default product line.

02
EPA-Aligned Analysis

RSSCT runs are backed by EPA-aligned analytical methods — M533, M537.1, M8327, and M1633 — with 24/7 continuous sampling. Site-specific breakthrough curves replace catalog projections, so your team specifies around measured performance, not estimates.

03
From Column to Commissioning

The RSSCT is the front end of a complete engagement. From bench-scale piloting through system design, commissioning, and operational support, Birchtech serves as a single partner across the full treatment lifecycle — media, services, and lifecycle management.

RSSCT lab column testing

Media-agnostic by design.

Birchtech is a specialty activated carbon technology company and we work with adjacent media because PFAS chemistry doesn't fit one solution. Recommendations are driven by your water data, not our inventory.

Granular Activated Carbon
Granular Activated Carbon
Virgin and reactivated GAC products evaluated for adsorption capacity, bed life, and contaminant-specific performance.
Mixed Media
Mixed Media
Emerging and specialty media assessed against established benchmarks to identify next-generation solutions for your contaminant profile.
Ion Exchange Resins
Ion Exchange Resins
IX resins tested for selective contaminant removal and operational efficiency including PFAS and emerging contaminants.
Catalytic Carbon
Catalytic Carbon
Specialized carbon media evaluated for oxidation-reduction reactions and targeted contaminant destruction.

From sample ship to system design.

RSSCT is fast because it has to be. Engineering decisions can't wait six months for full-scale pilot data.

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Sample Arrives
At ND or PA Design Center
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Step 02
Lab Pilot
Bench-scale columns run, data collected
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Step 03
Report Delivered
Engineering report and media recommendation RSSCT performance validation
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Step 04
System Design
Optional, full proposal and specification
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Step 05
Commission
Optional implementation and start-up

RSSCT works for whatever's in your water.

PFAS is one of many contaminants Birchtech engineers around. The same RSSCT methodology applies to arsenic, selenium, heavy metals, and emerging contaminants, whatever your source water actually contains.

PFAS
PFAS
Forever chemicals
Arsenic
Arsenic
Inorganic contaminant
Selenium
Selenium
Industrial & mining
Mercury
Mercury
Industrial wastewater
Chromium
Chromium
Including hexavalent
Heavy Metals
Heavy Metals
Broad-spectrum removal
Iron
Iron
Distribution & aesthetics
And More
And More
Specific contaminants

30% lower lifecycle cost. Across four contaminant streams.

A Mid-Atlantic coal-fired utility partnered with Birchtech across multiple plant locations to address boiler feed filtration plus wet scrubber wastewater contaminated with boron and selenium — the same integrated, data-driven approach we bring to every PFAS engagement, applied at industrial scale.

The Challenge
Multiple plant locations and water touch points
Filtration protecting reverse osmosis boiler feed
Wet scrubber wastewater — boron, EPA-regulated
Wet scrubber wastewater — selenium, EPA-regulated
The Approach
Water analyzed from four different sources
Sand + anthracite media for RO protection
Anion and cation exchange resins for boron
Pilot-tested proprietary adsorptive media for selenium
30%
Average cost improvement vs. other solution providers
$100K
In total cost savings across the engagement

Why utilities and engineering firms choose Birchtech.

Consulting engineers who need lab-validated data and media flexibility to specify with confidence.
Water Utilities
Water Utilities icon
Media-Agnostic Engineering
Most suppliers sell what they make. We test what works. RSSCT removes the bias from media selection — and gives engineers the data to defend their specification.
Engineering Firms
Engineering Firms icon
In-House RSSCT Design Centers
Independent labs in North Dakota and Pennsylvania, staffed by Birchtech engineers. EPA-aligned methods — not outsourced testing.
Industrial Operators
Industrial Operators icon
120+ Patents in Activated Carbon
Three decades of carbon chemistry  from mercury capture in coal-fired utilities to PFAS removal in drinking water. 170+ years of combined leadership experience.
Environmental Consultants
Environmental Consultants icon
Public-Company Stability
NYSE American: BCHT and TSX: BCHT. Audited financials and the operational scale to support multi-year capital projects.

Talk to our specialist about your next project.

Pilot testing, system design, or a full-scale SEA® deployment — our Design Center responds within two business days.

Site-specific RSSCT performance data
Media-agnostic recommendations across GAC, IX, mixed media
Engineering support from bench through commissioning
Direct line to Birchtech's water treatment team
Industry Memberships & Associations
Tell us about your water.
Lab-validated. Site-specific. Plant-proven.
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Routes directly to Birchtech's water treatment team.