Measurement of dissolved carbon dioxide.

Abstract:

:Several probes for measuring dissolved carbon dioxide (CO2) concentration were installed in a 68-litre fermentor and their effectiveness compared. Submerged silastic rubber tubing gave reproducible results over a wide range of operating conditions and was generally superior to all other probes evaluated. The silastic rubber probe was used to compare the partial pressure of CO2 in viscous fermentation media with that in the fermentor exhaust gas. No significant difference was found. Results show that determination of the CO2 partial pressure in the exhaust gas gives an excellent approximation of the partial pressure of dissolved CO2 in the liquid medium, eliminating the need for measurement of CO2 concentration in the broth.

journal_name

Can J Microbiol

authors

Alford JS Jr

doi

10.1139/m76-007

subject

Has Abstract

pub_date

1976-01-01 00:00:00

pages

52-6

issue

1

eissn

0008-4166

issn

1480-3275

journal_volume

22

pub_type

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