Sampling apparatus for the microbiological analysis of air

Details Sampling apparatus for the microbiological analysis of air Sampling apparatus for the microbiological analysis of air

1999-05-12

2000-08-01

Raevis, Robert

Measuring and testing

Sampler, sample handling, etc.

With constituent separation

G01N 100

Patent

active

06094997&

ABSTRACT:
This apparatus has a sieve (4) with a wall (22) perforated with a multitude of holes, means (4, 5) for holding a removable receptacle (20) containing a layer of growth media (21) and means (7, 8) for sucking in air at the periphery of the receptacle (20) in order to cause to enter the apparatus (1), through holes in the wall (22), air which strikes the layer of growth media (21), the latter and the wall (22) being shaped so that their separation increases from their periphery towards their center.

REFERENCES:
patent: 3922905 (1975-12-01), Roth

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