Our Response to COVID-19

Q-Plex™ SARS-CoV-2 Human IgG (4-Plex)
The Q-Plex SARS-CoV-2 Human IgG (4-Plex) is the first planar-based multiplex assay to allow simultaneous detection of human antibodies to the SARS-CoV-2 S1 protein, SARS-CoV-2 S2 protein, a negative control (Sheep Fc), and a positive control (anti-human IgG). This test has been authorized by FDA under an EUA for use by high complexity CLIA labs as an aid in identifying individuals with an adaptive immune response to SARS-CoV-2.
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Sample Testing Services

Have Confidence in your results

Quick and easy. Allow Quansys to run your biological samples.

Multiplexed ELISA kits

Optimize your performance

 Verified, pre-configured, and ready-to-use multiplex arrays

Assay Development Services

Multiplexed ELISAs built to your specifications

ISO 13485 development of sensitive arrays.

You’re in good company

Just a few brands using Q-Plex™ Technology

See how Q-Plex technology can benefit your research.

As researchers and problem solvers ourselves, we understand the value of sound data. We are proud to be a part of research that can better the world. We value the relationships, partnerships, and friendships that we have built with the people who trust and use our technology. We are committed to building these relationships. You can count on us to answer the phone and take time to thoroughly address questions or concerns about any of our products. In an industry that is reputed for grandiose claims, we trust that our quality standards and our customer service set us apart from the competition. If you’re happy with our products or if you think we can do something better we hope you will let us know.


Robust and affordable ELISA platform.


Receive fast, friendly, and personalized service.


Have your lab up and running in no time.


Choose from our growing list of over 100 analytes.


Simultaneously analyze up to 18 different biomarkers.