PCR SAMPLING GUIDE
SAMPLING PROCEDURE - PCR AIR SAMPLES
1. Obtain a 3-piece PCR air/dust-sampling cassette from EMSL.
2. Remove the blue and red plugs of the cassette.
3. Attach a vacuum pump to the cassette through the lower opening (the side that is not labeled "Inlet").
4. Sample as much air as desired through the upper opening. [ There is no upper limit to sampling time.]
5. Record the VOLUME of air sampled and ship cassette to EMSL. No refrigeration is needed.