Steady State : Refers to flow rate in permeation testing. The point at which the challenge chemical has began to permeate the fabric, and the rate of permeation flow is neither increasing, nor decreasing
DuPont (The Miracles of Science), Literature & Technical Information, Industrial Personal Protection Glossary, Wilmington, DE, USA 2010http://www2.dupont.com/Personal_Protection/en_ HK/tech_info/glossary_industrial.html, (IndPP - Amer) {49}