Method of testing for the presence of microorganisms in a gaseous environment comprising hydrogen peroxide
AssigneeMillipore Corporation
InventorSerge Ohresser
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Abstract
The invention relates to a method of testing for the presence of microorganisms in a gaseous environment comprising hydrogen peroxide, comprising the following steps: (i) bringing the gaseous environment comprising the hydrogen peroxide into contact with an agar growth medium, comprising a salt of pyruvic acid. (ii) placing the growth medium in an environment favoring the development of colonies of microorganisms; (iii) determining the presence of colonies of microorganisms which may have developed during step (ii). The invention also relates to a cassette containing an agar growth medium comprising a salt of pyruvic acid.
Claims11
A method of testing for the presence of microorganisms in a gaseous environment comprising hydrogen peroxide, characterized in that the following steps are implemented:
- (i) bringing the gaseous environment comprising the hydrogen peroxide into contact with an agar growth medium, comprising a salt of pyruvic acid.
- (ii) placing the growth medium in an environment favoring the development of colonies of microorganisms;
- (iii) determining the presence of colonies of microorganisms which may have developed during step (ii).
A cassette or a box comprising means for attachment to an apparatus for sampling air or another gaseous environment, and in which an agar growth medium has been set comprising a salt of pyruvic acid.
Dependencies are inferred from the claim text.