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Welcome to ZeptoMetrix
INTRODUCING OUR NEW PODCAST: DIAGNOSTICS DECODED
UNCOVER THE SCIENCE, TECHNOLOGY, AND INNOVATION TRANSFORMING DIAGNOSTICS THROUGH INSIGHTS FROM LEADING EXPERTS.
SUBSCRIBE NOWSEROCONVERSION PANELS MADE FROM OVER 160 UNIQUE DONORS.
SINGLE-PATIENT SPECIMENS SERIALLY COLLECTED THROUGH DISEASE PROGRESSION FOR HIV, HBV, HCV, AND ZIKA.
ORDER NOWNEW PFAS CRM MIXES NOW AVAILABLE
READY-TO-USE MIXES FOR EPA METHODS 533, 537.1, 1633, AND NPDWR.
ORDER NOWELEVATE THE STANDARD OF CARE IN WOMEN’S HEALTH
RELIABLE QC FOR HPV, CHLAMYDIA TRACHOMATIS, NEISSERIA GONORRHOEAE, GROUP B STREP, TRICHOMONAS VAGINALIS, HSV, AND MORE.
SHOP NOWREADY-TO-USE RESPIRATORY CONTROLS
AVAILABLE IN BOTH SWAB AND LIQUID FORMATS. DEMONSTRATED PERFORMANCE ACROSS MAJOR MOLECULAR TESTING PLATFORMS.
ORDER TODAYNOW AVAILABLE: 2026 PROFICIENCY TESTING CATALOG
PLAN AHEAD WITH CONFIDENCE — BROWSE AND ORDER YOUR 2026 PROFICIENCY TESTS ONLINE TODAY.
ORDER NOWSETTING THE STANDARD IN MICROPLASTICS TESTING
CHIRON MICROPREFS® AVAILABLE IN TWO FORMATS: A NOVEL, EASY-TO-USE SODA TABLET, AND NEAT POWDER.
ORDER ONLINE TODAYResults you can trust
ZeptoMetrix is the most trusted global brand for innovative quality controls, assay development services, analytical reference materials, and proficiency testing.
Featured ZeptoMetrix Categories
ZeptoMetrix News & Events
09/08/25
NEW PFAS Certified Reference Material (CRM) Mixes
Explore our ready-to-use PFAS CRM mixes, specifically formulated for EPA methods 533, 537.1, 1633, and NPDWR.
08/25/25
Be Prepared This Respiratory Season
ZeptoMetrix NATtrol molecular QC is available in swab and liquid formats, covering a broad range of pathogens. Demonstrated performance across molecular testing platforms, including Cepheid® GeneXpert®, BioFire® FilmArray®, Abbott ID NOW™, and more.
11/17/25
Now Available: 2026 Proficiency Testing Catalog
Browse and enroll in your 2026 proficiency tests online today. Our accredited PT programs cover wastewater, drinking water, microbiology, soil, food, and cannabis—helping you stay compliant and confident in your results.
Featured Products
ZeptoMetrix specializes in providing high quality diagnostic controls, reagents, and analytical reference materials. Whether you're looking for ZeptoMetrix controls or certified reference materials, we offer a comprehensive selection to meet your needs.
What Customers Are Saying
★★★★★
The Campbell Company
PT Food Microbiology:
"The proficiency testing provided by NSI is a great tool to gauge the laboratory performance and accuracy. The samples provided by NSI are easy to use for technicians of all experience levels. We will continue to use NSI for all PT needs!"
- Adam Powell, Senior Corporate Microbiology Laboratories Manager
★★★★★
Medical University of South Carolina
NATtrol™ Respiratory:
"ZeptoMetrix controls are the easiest to use and most accurate control products I have ever used. I don't think I can ever remember a time where QC failed due to control materials and we have been using them for over 4 years"
- Devan Chance
★★★★★
Naval Medical Center Camp Lejeune
NATtrol™ BCID:
"QC material for ME and BCID2. This QC material is one of the best in the industry. Failures are below the 10% average use; almost slim to none! Would recommend for any industry that needs quality material."
- Sara Hutchinson