Calculator: Minimum Sample Volume & Required Sampling Time

Want to determine the Minimum Sample Volume needed to ensure you collect enough of a sample volume so that the results are capable of being less than the Exposure Limit? Want to know how long you need to sample at a given flow rate?

If so, use OHShub.com’s Minimum Sample Volume and Required [...]

Common Mistakes: Sampling with Sorbent Tube in Horizontal Position

Hiking: The Path of Least Resistance

Like hikers, electricity in a circuit, and water flowing downhill, airborne vapors also take the path of least resistance.  Therefore, it is important to maintain proper orientation with a sorbent tube while air sampling.  If the sorbent tube is placed in a horizontal position, [...]