Ethanol
Ethanol Fermentation Gas Analysis with Quadrupole Mass Spectrometers
Ethanol can be produced in several ways, typically from biomass or other organic sources. To improve efficiency and better control production processes, there is now a greater emphasis on the importance of fast, accurate gas analysis for optimal fermentation control. Notably, the methodologies being applied today are similar to those successfully used for decades in the pharmaceutical and chemical industries.
Benefits of EXTREL Quadrupole Process Mass Spectrometers
When it comes to fermentation gas monitoring, EXTREL Quadrupole Mass Spectrometers deliver unmatched performance and flexibility. Key advantages include:
- Fast, real-time analysis – approximately 400 ms per component for rapid decision-making
- Wide dynamic range – Dual Faraday and Electron Multiplier Detector with auto-ranging capabilities, from 100% concentration down to 10 parts per billion (ppb)
- Flexible configuration – engineers can easily investigate and adapt processes without hardware changes
- Low detection limits – ensuring accurate measurement of trace components
- Multi-stream capability – analyze multiple process streams with communication protocols such as OPC or Modbus
- Scalable methods – easily add new components to the analysis sequence as processes evolve
- Survey scans – quickly detect the presence of unknown or undesired components
From Lab to Production: Scalable Solutions
Extrel provides solutions designed for every stage of ethanol production:
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Laboratory Research – The MAX300-LG Laboratory Gas Analyzer is ideal for engineers working with bench-scale reactors to understand and optimize fermentation processes.
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Pilot Plant and Production Facilities – The MAX300-BIO Bioreactor Gas Analyzer applies the same proven hardware and software, ensuring consistency, reliability, and familiarity as processes scale up from R&D to full production.
Why Choose EXTREL?
By offering high-speed, precise gas analysis, Extrel mass spectrometers empower engineers and researchers to:
- Optimize fermentation control
- Improve production efficiency
- Reduce variability in ethanol yields
- Scale seamlessly from laboratory research to industrial production
With more than four decades of expertise, Extrel continues to deliver industry-leading solutions for gas analysis across biotechnology, chemical, and pharmaceutical applications.

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