Table 4-1. Gas Analyzers Used During the Test Program

Parameter (Range)       Analyzer                        Analytical Technique
-----------------       ----------------------          -----------------------
HC (0-10 ppmw)          Ratfisch Model RS255CA          Flame ionization
                                                        detector (FID)
CO (0-100 ppmd)         Thermo Environmental            Infrared gas filter 
                              Model 48                  correlation (GFC)
CO2 (0-20%d)            Fuji Model 3300                 Non-dispersive infrared
                                                        (NDIR)
O2 (0-25%d)             Teledyne 320P-4                 Micro-fuel cell