3M Organic Vapor High Capacity Monitor 3511+ with prepaid analysis is a cost-effective and convenient way to perform personal air sampling for low levels of organic vapors and short term exposure limit (STEL) sampling.

It is easy to use - clip it to your shirt lapel, collar, or pocket without interfering with your work activities. No batteries, hoses or pumps or needed to use the monitor to sample your air. Analysis of the monitor at a 3M-contracted lab is included.