Hepure Insights
Technical articles, FAQs, and downloadable resources from Hepure — remediation chemistry, treatment design, and regulatory developments.
PFAS Overview: About Per- and Polyfluorinated Substances
PFAS are a family of man-made chemicals containing a chain of carbon atoms. Hepure has dedicated a section of our site to this critical remediation topic.
PFAS Detection: Methods and Challenges
An overview of analytical methods and the unique challenges of detecting PFAS in environmental media. Read →
PFAS: The Ubiquitous Forever Chemicals
Where PFAS came from, why they persist, health research, and what the 2024 regulations mean. Read →
PFAS Remediation: Techniques and Progress
A review of current PFAS remediation techniques and progress in developing effective treatment approaches. Read →
ZVI Chemistry and a Detailed ZVI PRB Case Study
How ZVI chemistry works in reactive barriers — and a field case study halting a chlorinated solvent plume. Read →
Can ZVI Degrade PCBs and PFAS?
What the research shows about zero valent iron chemistry against PCBs and PFAS. Read →
What Particle Sizes Are Ferox ZVI Products Available In?
Ferox grades by application, and how FSSS and laser-diffraction particle measurements work. Read →
Frequently Asked Questions About Colloidal Carbon
Activated carbon sources, coconut vs. coal, and when colloidal carbon is worth the cost. Read →
Permanganate Demand Calculator
Download Hepure’s permanganate demand calculator (Excel) to estimate quantities for your ISCO project. Read →
Selecting Remediation Chemistry
Hepure’s guidance for matching remediation chemistry to your contaminants and site conditions. Read →
Zebra & Quagga Mussel Control
Using potassium permanganate to clear mussels from pipes, intakes, and irrigation systems. Read →