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Author: jscott

Heterotrophic plate count, air [HPC-A]

This test measures total culturable bacteria contained in an air sample by culturing a measured amount of the sample on Tryptic Soy Agar and incubating at 35 °C for a minimum of 48 hr prior to analysis. At the end of the incubation period, bacterial colonies are counted and reported as Colony Forming Units per […]

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Culture Media

A number of environmental sampling methods exist that allow samples to be taken directly on culture media. The most common methods are viable air samplers such as RCS and Andersen samples as well as contact surface slides. If proprietary sampling media are used, ensure that the expiry date is current. In accordance with our internal […]

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Swab Samples

Swab samples for mycological analysis must be taken using dry swabs re-packaged in transport tubes without transport medium. The types of swabs used by physicians for clinical specimens should not be used for the collection of environmental fungal samples. For the collection of bacterial swab samples, we recommend the use of Amies gel transport medium […]

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Bulk & Tape Lift Samples

Samples must be submitted in clearly labeled specimen bags or other suitable packet with one sample only per packet. Multiple sample packets should be sealed together inside an envelope or box with a completed sample submission form attached. Any bulk materials that are damp or moist must be contained in a water-proof packet. Damp materials […]

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