Contaminant & Impurity QC Testing

The quality and safety of your pharmaceutical product during manufacturing is important, especially when accuracy and time-to-results are critical, with our robust and efficient analytical solutions. Our portfolio of SEQ molecular techniques is designed to deliver rapid results used to efficiently detect impurities and identify contaminants.

Products and Applications

Host Cell Residual DNA Quantitation

Our fully integrated resDNASEQ Kit provides a complete solution that enables a sensitive and accurate quantitation of residual host cell DNA ensuring assay sensitivity, accuracy and range.


Mycoplasma Detection

The MycoSEQ Detection Kit integrates real time PCR assays, and software with optimized PrepSEQ nucleic acid extraction kit helping to deliver same-day results.


Residual Plasmid DNA Quantitation

Accurate, rapid, and reproducible quantitation of residual plasmid DNA for the quality and safety of many biotherapeutic reagents.


Microbial Identification

Our MicroSEQ Microbial ID System offers next-generation, high-throughput DNA sequencing for microbiology identification enabling rapid and right first-time results.


Sample Preparation and Automation

Get reliable, consistent quantitative recovery of your target DNA and RNA with our proven PrepSEQ chemistry. A universal sample preparation solution for contaminant and impurity testing.


Adventitious Virus Testing

Our rapid ViralSEQ Detection System is a DNA purification and real-time PCR-based solution improving workflow standards in safety and product quality for MMV, vesivirus and Sf-rhabdovirus testing.


AccuSEQ RT-PCR Software

A component of an integrated workflow for our contaminant and impurity assays, AccuSEQ software provides fast and easy data interpretation and helps support our customers in meeting their local regulations including 21 CFR Part 11 compliance.


Additional Resources

Enhance your bioprocessing knowledge with educational content to help you understand issues, solve problems, and make solid decisions.

Deep dive into a targeted collection of scientific application notes, case studies, posters, white papers and more for bioprocessing.

Learn, evaluate, connect.

Connect with a Bioprocessing representative or request more info.


Thermo Fisher Bioprocessing Portfolio

Upstream bioprocessing

Develop and scale biomanufacturing processes efficiently with trusted technologies and full-service support.

Downstream bioprocessing

Streamline downstream biomanufacturing and improve product quality with innovative technologies and outsourcing services to drive efficiency.

Assurance of supply

We strive to support industry growth by investing in capacity and quality systems for a reliable supply of critical materials.

Join us at Bioprocess Next Leadership summit and expo May 11, 2022

Process Progress virtual event