Profile: Perma Pure, LLC specializes in the field of gas sample conditioning. We use Nafion® along with a broad array of technology and expertise, to help analyze gas stream samples safely and accurately. We serve a variety of markets, including medical, scientific, hydrogen fuel cell and environmental monitoring. Our FC Series™ humidifiers are designed to meet the exacting requirements of the fuel cell user. Nafion® based products provide consistent, repeatable humidification of air and hydrogen across the specified flow range. Our humidifiers feature a low pressure drop, and do not require power to operate.