Tandem Off Gas Analyzers | Multi Line and Continuous Systems

The Tandem gas analyzer systems will give you real-time, on-line data that helps you understand and control your cell culture experiments. Specifically designed for CO2 and O2 exhaust gas analysis from cell culture experiments, the tandem range fits onto a wide range of systems, from different manufacturers.

Key Features

– Get deeper understanding of your cell cultures on-line
– With greater control, increase the reliability and repeatability of your process
– Automate your processes and controls, based on real-time feedback
– Flexible design allows the same data to be recovered from all your reactors

Features

Feature

CO2

O2

Measurement technology
Infra Red Absorption Electrochemical
Range
5%, 0.1% – 5%
10%, 0.2% – 10%
20%, 0.4% – 20%
50%, 1% – 50%
60%, 1.2% – 60%
100%, 2% – 100%
25%, 0.1% – 25%
30%, 0.1% – 30%
50%, 0.3% – 50%
60%, 0.4% – 60%
100%, 1% – 100%
Resolution
0.01% 0.01%
Accuracy
+/- 2% of full scale +/- 2% of full scale
Drift
<0.05% per month of full scale <0.05% per month of full scale
Operating Temperature
0-45 oC 0-45 oC
Temperature compensation
Included 0.02% per oC
T90 Response Rate
<50 seconds <10 seconds
Flow rate (combined)
25-1000 ml/min 25-1000 ml/min

Model Comparison

TGA

Number of Lines : 1
Sampling Interval : Continuous
Local Display : No
Calibration Method : Manual
Internal Gas Pump : No
Output : Dual 0-10 V and 4-20 mA

 

PRO

Number of Lines : 1
Sampling Interval : Continuous
Local Display : Yes
Calibration Method : Manual & automatic
Internal Gas Pump : Yes
Output : Dual 0-10 V and 4-20 mA, plus RS232

 

Multiplex

Number of Lines : 4, 6, 8, 12
Sampling Interval : User-definable, from 30 sec
Local Display : Yes
Calibration Method : Manual & automatic
Internal Gas Pump : Yes
Output : Dual 0-10 V and 4-20 mA, plus RS232

Publications

The following are a list of some technical publications which highlight the use of the equipment.

Control of Specific Growth Rate in Fed-Batch Bioprocesses: Novel Controller Design for Improved Noise Management

Yann Brignoli ,Brian Freeland, David Cunningham and Michal Dabros

01-Jun-2020

https://doi.org/10.3390/pr8060679(Subscription or purchase maybe required for full access)


Isopropanol production from carbon dioxide in Cupriavidus necator in a pressurized bioreactor

Lucile Garrigues, Louna Maignien, Eric Lombard, Jasbir Singh, Stéphane E.Guillouet

01-May-2020

https://doi.org/10.1016/j.nbt.2019.11.005 (Subscription or purchase maybe required for full access)


Scale-down studies for the scale-up of a recombinant  Corynebacterium glutamicum fed-batch fermentation: loss of homogeneity leads to lower levels of cadaverine production

Williams Olughu, Alvin Nienow, Chris Hewitt, Chris Rielly

17-Oct-2019

https://doi.org/10.1002/jctb.6248(Subscription or purchase maybe required for full access)


Malic acid production through the whole-cell hydration of fumaric acid with immobilised Rhizopus oryzae

Andre Naude, Willie Nicol

15-Sep-2018

https://doi.org/10.1016/j.bej.2018.05.022(Subscription or purchase maybe required for full access)


Using experimental evolution to identify druggable targets that could inhibit the evolution of antimicrobial resistance

Heer H Mehta, Amy G Prater & Yousif Shamoo

20-Sep-2017

https://doi.org/10.1038/ja.2017.108(Subscription or purchase maybe required for full access)


Gas mass transfer with microbial CO2fixation and poly(3-hydroxybutyrate) synthesis in a packed bed bioreactor

Yue Lu, Jian Yu

01-Jun-2017

https://www.sciencedirect.com/science/article/abs/pii/S1369703X1730058X(Subscription or purchase maybe required for full access)