CLEVELAND, Ohio — Sept. 15, 2026 — Sorbster, a developer of specialty water treatment medias for heavy metals removal, is highlighting its capability to achieve parts-per-trillion (ppt) removal performance across a range of regulated contaminants, including mercury, selenium, and hexavalent chromium, as discharge limits across industrial and municipal sectors continue to tighten.
As regulatory limits for mercury and other metals move toward ppt-level thresholds, conventional treatment systems are increasingly losing the performance margin required for consistent, defensible compliance. Hexavalent chromium in particular is drawing heightened regulatory attention, adding pressure on treatment operators to close performance gaps that were previously acceptable under looser standards.
Sorbster's targeted, chemically functionalized media are engineered specifically for this final polishing stage; the point in the treatment train where conventional systems most often fall short as limits tighten. Rather than relying on general-purpose adsorption, Sorbster® Medias are designed to selectively bind specific contaminants by chemisorption, forming covalent bonds, giving treatment operators a reliable way to hold the line as regulatory margins shrink.
"As limits get pushed toward parts-per-trillion, the margin for error disappears," said Brimman Frazer, president of Sorbster. "Operators need certainty that they'll be in compliance every time their water is tested. That's the problem our medias are built to solve."
Sorbster® Medias are currently deployed as a polishing solution for facilities facing increasingly stringent limits on mercury, selenium, and hexavalent chromium, helping operators maintain consistent compliance without redesigning their entire treatment infrastructure.
For more information about Sorbster's water treatment media, visit sorbster.com.
About Sorbster
Sorbster, based in Cleveland, Ohio, develops specialty water treatment media engineered for the removal of mercury and other heavy metals. The company's chemically functionalized media are designed to deliver reliable, ultra-low-level performance for industrial and municipal customers facing increasingly stringent discharge limits.
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Christopher Rowles
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