SEI certifies products to new NFPA criteria for Liquid-Splash Protective Ensembles and Clothing for Hazardous Materials Emergencies February 4, 2013 The Safety Equipment Institute (SEI) has issued the first certifications to products for NFPA 1992, Standard on Liquid-Splash Protective Ensembles and Clothing for Hazardous Materials Emergencies, 2012 Edition.Read More