
COVID-19 Testing Solutions
To help address and fight the global pandemic caused by SARS-COV-2 since late 2019, Quantabio provides three essential RT-qPCR ToughTM master mixes to help research labs and testing providers eliminate extraction and purification while overcoming common PCR inhibitors to accurately detect COVID-19 at low limits of detection (LOD).
Our RT-qPCR master mixes being used for COVID-19 in these latest developments
- UltraPlex 1-Step ToughMix Added to SalivaDirectTM – Emergency Use Authorization (EUA)
- CDC Adds Two Quantabio RT-qPCR ToughMix Kits to COVID-19 Testing Protocol
- qScript XLT 1-Step RT-qPCR ToughMix and UltraPlex 1-Step ToughMix granted EUA

Reagents Manufactured for
+ 100 Million Tests
Quantabio proudly supports and partners with thousands of Testing labs in more than 37 countries around the world.
Workflow Solutions
Clinical/ Environmental sample
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qScript XLT 1-Step RT-qPCR ToughMix | qScript 1-Step Virus ToughMix | UltraPlex 1-Step ToughMix | |
---|---|---|---|
Recommended in CDC protocol | x | x | |
Detection purified RNA | x | x | x |
Extraction-free detection | x | x | |
Saliva-direct detection | x | ||
Formulation | 2X master mix | 2X master mix | 4X master mix |
Taq Hot Start | Yes | Yes | Yes |
RT Hot Start | No | Yes | Yes |
Chemistry | 1 tube SuperMix | 1 tube SuperMix | 1 tube SuperMix |
Performance | ++++ | ++++ | ++++ |
Cycling Conditions | Fast or Standard qPCR Cycling | Fast or Standard qPCR Cycling | Fast or Standard qPCR Cycling |
Multiplex Capabilty | Up to 4 targets | Up to 4 targets | Up to 5 targets |
Sensitivity | +++ | ++++ | ++++ |
Inhibitor Tolerance | Yes | Yes | Yes |
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