Detection and Early Warning of Toxic Gases Based on Semiconductor Wireless Sensors

Table 2

Parameter design of hydrogen fluoride gas detection.

Gas index	Upper limit of concentration (%)	Lower limit of concentration (%)	Proportion
1	1.17	0.65	0.54
2	2.11	0.88	1.21
3	1.89	1.13	0.87
4	1.76	1.31	1.03