--- title: PFAS Method ASTM D8421 FAQ description: Get the FAQs on Pace® EPA 8327/ASTM D8421 --- [![pace logo header white](https://info.pacelabs.com/hs-fs/hubfs/pace%20logo%20header%20white.png?width=600&height=410&name=pace%20logo%20header%20white.png) ![pace logo header](https://info.pacelabs.com/hs-fs/hubfs/pace%20logo%20header.png?width=600&height=410&name=pace%20logo%20header.png)](https://www.pacelabs.com) - [Analytical + Environmental](https://www.pacelabs.com/analytical-environmental/) - [Life Sciences](https://www.pacelabs.com/life-sciences/) - [Professional Services](https://www.pacelabs.com/professional-services/) - [Blog](https://blog.pacelabs.com/keeping-pace-with-analytical-services) ### PFAS TEST METHOD PACE® ASTM D8421/EPA 8327 ##### New method provides reliable results faster and at a lower cost  Looking to analyze non-potable water or soil for PFAS? Pace® ASTM D8421/EPA 8327 can provide accurate results, faster and at a lower cost than other methods. This test method offers a number of advantages over other PFAS test methods: - Results can be delivered faster and at a lower price - Requires only a 5 mL sample, reducing waste - Isotope dilution calibration and quantification for greater reliability of results - Offers Method Detection Limits (MDLs) that meet the EPA’s proposed drinking water standards and Regional Screening Levels (RSLs) The Pace® emerging contaminants team is excited to make this new testing solution available immediately. To learn more about it download our comprehensive FAQ. ### Get The Sheet ##### ANALYTICAL + ENVIRONMENTAL ANALYTICAL + ENVIRONMENTAL - [Analytical + Environmental](https://www.pacelabs.com/analytical-environmental/) - [Emergency Services](https://www.pacelabs.com/analytical-environmental/emergency-disaster/) - [Statement of Qualifications](https://info.pacelabs.com/hubfs/Statement%20of%20Qualifications/Pace%20SOQ.pdf) ##### LIFE SCIENCES LIFE SCIENCES - [Life Sciences Page](https://www.pacelabs.com/life-sciences.html) - [CDMO/CRO Services](https://www.pacelabs.com/life-sciences/cdmo-cro-services/) - [Central Laboratory Services](https://www.pacelabs.com/life-sciences/central-laboratory-services/) - [Medical Device](https://www.pacelabs.com/life-sciences/medical-device/) ##### PROFESSOINAL SERVICES PROFESSOINAL SERVICES - [Professional Services](https://www.pacelabs.com/professional-services/) - [Regulatory & Compliance](https://www.pacelabs.com/professional-services/regulatory-and-compliance/) - [Scientific Staff](https://www.pacelabs.com/professional-services/scientific-staff/) - [Instrument Services](https://www.pacelabs.com/professional-services/instruments/) - [Facility Qualification](https://www.pacelabs.com/professional-services/facilities/) ##### OTHER OTHER - [Company](https://www.pacelabs.com/company/) - [Careers](https://www.pacelabs.com/careers/) - [Contact](https://www.pacelabs.com/contact-us/) - [Privacy Policy](https://www.pacelabs.com/legal-notice.html) Copyright © 2026 Pace®