| PASSIVE MONITORING WITH COUPONS |
 |
Reactivity monitoring using “Coupons” is a reliable and cost-effective means of gathering the information necessary to better understand your internal and external environments. Purafil’s air quality assessment service offers the following benefits: • Simple and Economical: Purafil’s air quality assessment service requires no disruptive or expensive on-site monitoring with instrumentation. • Practical and Effective: Assessment results correlate directly with industry-accepted air quality classifications. • Reliable: The amount of corrosion forming on the coupons over a given period is a primary indicator of how well controlled an environment may be. • Comprehensive: Laboratory coupon analysis reveals information on general classes of gases present, estimated concentration levels, and humidity effects. |