The International Safety Equipment Association (ISEA) is proposing to reaffirm two industry standards for gas and vapor monitoring equipment. ANSI/ISEA 102-1990 (R2009) American National Standard for Gas Detector Tube Units—Short Term Type for Toxic Gases and Vapors in Working Environments established the performance requirements for gas detector tube units and components, which detect flammable, combustible, oxygen depleting and toxic gases.