3Mª Orange Personal Scotch-Weldª Portable Organic Vapor Air Monitoring System

3Mª Organic Vapor Air Monitoring System uses a single charcoal sorbent wafer for easy collection of organic vapors and can be used for most applications. Monitor 3500 uses the proven scientific principle of diffusion, which is the gradual mixing of molecules of two or more substances. It shows an accuracy of +/- 25% at a 95% confidence level for many workplace contaminants. Orange monitor has an 18 month shelf life.