SKC Frequently Asked Questions
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1. What is a "positive hole correction" and when is it done?

A "positive hole correction" should be performed with higher levels of exposure because at high levels two spores can go through the inlet and grow as one CFU. Positive hole correction charts are available from many sources and provide corrections. For example,…

2. What kind of sampling equipment would I use to test for MRSA (Methicillin-Resistant Staphylococcus Aureus)?

A 2008 IAQA presentation recommends the use of a viable cascade impactor (such as the SKC BioStage Cat. No. 225-9611) for air sampling onto Chrom Agar from 2 to 5 minutes. Sterile swabs (such as the SKC Sterile Surface Swab Kit Cat. No. 225-2402) were recommended…