Table 1.

DOE Target Specifications for Hydrogen Safety Sensors. Adapted from [13,14].

Parameter	Specification (Value)
Measurement range	0.1 to 10 vol%
Operating temperature	−30 °C to 80 °C
Response time	<1 s
Accuracy	5% of full scale
Gas environment	Ambient air, 10% to 98% relative humidity
Lifetime	10 years
Interference Resistance	(e.g., to hydrocarbons)