CH4 (2.5%), O2 (18.0%), H2S (25 ppm), CO (100 ppm), 58 L, balance N2 (requiere REG-DF-1 o REG-0.5), Cilindro para calibración con Amoniaco (NH3), concentración de 50 ppm, balance N2, capacidad de 58 litro, Chlorine (Cl2, 5 ppm), balance N2, 58 L, Methane (CH4, 2.5% / 50 %LEL), balance air, 103 L, Zero air, 103 L, Carbon monoxide (CO, 100 ppm), Sulfur dioxide (SO2, 10 ppm), Nitrogen dioxide (NO2, 10 ppm), HCN 100 ppm, Bal N2 58L, Isobutylene (100 ppm), balance air, 103 L, Nitric oxide (NO, 30 ppm) balance N2, 58 L, Phosphine (PH3, 1 ppm), balance N2, 34 L