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Stir Plate Calibration and Repair San Diego

For biopharma and pharmaceutical research organizations in San Diego, precision and efficiency are vital. From research and development to production, every step demands attention to detail. Stir plates, though seemingly simple, play an important role in the biopharma industry, aiding in the creation of various biological processes. GL Technologies has extensive experience in stir plate calibration and stir plate repairs to keep our clients research accurate while meeting and maintaining all compliance standards.  If your organization requires help with your stir plates, please reach out to GL-Tec today!

To speak with the experts about your stir plate calibration needs, please fill out our online form or give us a call!


Understanding Stir Plates

Stir plates, also known as magnetic stirrers, are devices commonly used in laboratories for stirring liquids. They consist of a rotating magnet submerged in the liquid, which is placed on a hotplate. When a magnetic stir bar is placed in the liquid, it is rotated by the magnetic field generated by the stir plate, facilitating consistent mixing without the need for manual intervention.

How Are Stir Plates Used in Bipoharma Settings?

For biopharma and pharmaceutical organizations, stir plates find multifaceted uses across various stages of research, development, and production:

Cell Culture

Stir plates are vital in the cultivation of cell cultures, providing homogeneous distribution of nutrients and gases throughout the medium. This uniform mixing is vital for maintaining cell viability and promoting the best growth rates, essential for the production of biopharmaceuticals such as monoclonal antibodies and recombinant proteins.


In microbial fermentation processes, stir plates are used to agitate the culture medium, facilitating mass transfer of nutrients and oxygen to microbial cells. This agitation promotes cell growth and improves the production of target biomolecules, including antibiotics, enzymes, and vaccines.

Bioreactor Operation

Stir plates serve as important components of bioreactor systems, contributing to the control of various parameters such as temperature, pH, and dissolved oxygen levels. By providing adequate mixing within the bioreactor vessel, stir plates help maintain uniform conditions conducive to cell growth and productivity.

Drug Formulation

Stir plates are also employed in the formulation of pharmaceutical products, assisting in the blending of active pharmaceutical ingredients (APIs) with excipients to achieve homogeneous mixtures. This verifies the consistency and potency of the final drug product for regulatory compliance and patient safety.

Advantages of Stir Plates

The utilization of stir plates in biopharma offers several advantages, including:

Increased Efficiency

they provide consistent and homogeneous mixing of solutions, ensuring uniform distribution of nutrients, gases, and additives crucial for cell culture growth or fermentation. This uniformity minimizes the risk of localized nutrient depletion or toxic byproduct accumulation, promoting optimal cell growth and productivity. Additionally, stir plates enable precise control over agitation speed and temperature, facilitating the optimization of culture conditions tailored to specific cell lines or microorganisms. Such fine-tuning not only accelerates production timelines but also enhances product quality and yield. Furthermore, stir plates are highly scalable, capable of accommodating a range of vessel sizes from small-scale research experiments to large-scale industrial bioreactors, thus streamlining process development and scale-up efforts.

Improved Quality

By facilitating optimal oxygen transfer and nutrient distribution, stir plates promote the growth of microorganisms or cells in bioreactors, leading to improved productivity and yield. Moreover, the precise control offered by stir plates over stirring speed and temperature enables researchers to create ideal conditions for the cultivation of sensitive cell lines or microorganisms, minimizing stress-induced variations and enhancing product uniformity.


when scaling up bioprocesses from small laboratory volumes to industrial-scale production, as it promotes consistent growth conditions and enhances process reproducibility. Additionally, stir plates enable precise control over agitation speed and temperature, allowing for optimization of parameters tailored to different scales of operation. Ultimately, the scalability afforded by stir plates not only streamlines process development but also supports the seamless transition of biopharmaceutical production from research to commercial levels


By employing stir plates in biopharma processes, laboratories can significantly reduce operational expenses associated with manual labor and resource consumption. These automated devices facilitate consistent mixing and agitation of biological samples, ensuring homogeneous distribution of nutrients and oxygen, thereby enhancing cell growth and productivity. Moreover, stir plates optimize the utilization of culture media, minimizing wastage and lowering overall production costs.

About GL Technologies

As a full-service company specializing in equipment calibration, repair, and certification services for biopharmaceutical, pharmaceutical, and medical device industries. Our team has extensive experience working with sPRT calibrations along with CMMS softwareHPLC OQ validation, and fume hood certifications. Companies of all sizes rely on our team to implement, maintain, and keep their research and manufacturing processes compliant with regulatory standards. Other specialties include building maintenance systems, and mass spectrometry calibrations.

To speak with the experts about your stir plate calibration needs, please fill out our online form or give us a call!



To request a quote from GL-Tec, please fill out our online form and we will get back to you promptly.


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