Andy Rezendes, Alpha Analytical Labs
Andy Rezendes, Alpha Analytical Labs
Andy Rezendes, Alpha Analytical Labs
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General PrinciplesAmbient Air Samplingwww.alphalab.com• Typically composite or time weighted average (TWA)• Duration should reflect the exposure scenario• Grab sample only if odors are an issue• Must be sampled through 2 micron particulate filter• Field duplicates obtained by co-locating canisters