Terry
Posted
Test came with easy instructions, return postage.
Test came with easy instruction
Response from Cyclopure· Nov 18, 2025
Thanks for the feedback, Terry! Glad you found the instructions easy to follow.

Excellent
527 reviews
Honesty, pricing, process and quality scores appear once 5 customers have rated them.
Cyclopure is a materials science and environmental engineering firm headquartered in Evanston, Illinois. The company has developed a novel adsorbent (tradename DEXSORB®) with high selectivity for diverse PFAS structures, regardless of chain length, structure, or functional group. DEXSORB is commercialized for multiple PFAS related uses, including (i) environmental monitoring, (ii) household filtration products, and (iii) municipal + industrial treatment systems.
Cyclopure (cyclopure.com) has 527 customer reviews on Rated Honest, with an average rating of 4.7 out of 5.
Showing 458 reviews with 5 stars · Clear filters
Terry
Posted
Test came with easy instruction
Response from Cyclopure· Nov 18, 2025
Thanks for the feedback, Terry! Glad you found the instructions easy to follow.
Mimi G.
Posted
Quick response. Reliable & reputable.
Response from Cyclopure· Nov 17, 2025
Thanks for the review, Mimi!
Arkansas River C.
Posted
Easy and Fast. Got the results we needed.
Response from Cyclopure· Nov 17, 2025
Thanks for the review! We're glad to support the Arkansas River Coalition's PFAS testing efforts.
customer
Posted
Timely results with all the information to identify the sample.
Response from Cyclopure· Nov 17, 2025
Thanks for the review!
Garver, J.
Posted
Rapid turnaround and reliable results.
Response from Cyclopure· Nov 17, 2025
Thanks for the review, John!
customer
Posted
Very responsive to our questions. Report was very detailed. Great customer service.
Response from Cyclopure· Nov 17, 2025
Thanks for the review! We're glad our team could help.
customer
Posted
Quick and easy. Full spectrum of PFAS results from my well water.
Response from Cyclopure· Nov 17, 2025
Thanks for the review! We're glad to hear you had a straightforward and quick experience testing for PFAS with our Water Test Kit.
Tim
Posted
Exactly as advertised! Aside from doing exactly what they said, I needed some extra help finding one of the reports. Customer service was right on top of it and got back to me with exactly what I needed right away. So great service plus great SERVICE! Highly recommended.
Response from Cyclopure· Nov 11, 2025
Thank you for your kind words! We’re glad everything worked as promised and that our team could help locate the report right away. We truly appreciate your recommendation!