Tim
Fast and accurate
Fast and accurate, thank you
Response from CyclopureNov 19, 2025
Thanks for the review, Tim!

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 Five Star Index, with an average rating of 4.7 out of 5.
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Tim
Fast and accurate, thank you
Response from CyclopureNov 19, 2025
Thanks for the review, Tim!
customer
Ease of testing - collection container with easy to understand instructions, results were returned in a timely manner and all results were well explained with resources for more information.
Response from CyclopureNov 19, 2025
Thanks for the feedback! We're glad that your PFAS testing experience using our kit was easy and timely.
William H.
Great job and easy instructions
Response from CyclopureNov 19, 2025
Thanks for the review, William!
Mike T.
You were easy to deal with and very helpful
Response from CyclopureNov 18, 2025
Thanks for the review, Mike! We're always happy to help.
Terry
Test came with easy instruction
Response from CyclopureNov 18, 2025
Thanks for the feedback, Terry! Glad you found the instructions easy to follow.
Mimi G.
Quick response. Reliable & reputable.
Response from CyclopureNov 17, 2025
Thanks for the review, Mimi!
Arkansas River C.
Easy and Fast. Got the results we needed.
Response from CyclopureNov 17, 2025
Thanks for the review! We're glad to support the Arkansas River Coalition's PFAS testing efforts.
Peter B.
Quick turnaround and great communications.
Response from CyclopureNov 17, 2025
Thanks for the feedback, Peter!