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. 2021 Nov 4;21(21):7347. doi: 10.3390/s21217347

Figure 12.

Figure 12

Response of BME688 and SGP30 for different amounts of hexane and for 25 and 40 cm height above the emission source. In (a) a measurement height of 25 cm for BME688 and (b) for SGP30 is used. In (c) the measurement height was changed to 40 cm for BME688 and (d) for SGP30.