Summary of sensing properties of MIL-101(Cr) based QCM sensor.

Analyte	Sensitivity (Hz ppm−1)	R 2	Linear detection range (ppm)	S B (Hz)	LOD (ppm)
Methanol	0.306	0.999	25–200	1.072	10.511
Ethanol	0.429	0.998	10–200	1.268	8.862
2-Propanol	0.648	0.999	5–100	0.660	3.056
Acetone	0.114	0.996	25–200	0.655	17.186
Chloroform	0.524	1.000	5–200	0.802	4.593
Dichloromethane	0.155	0.997	25–200	0.731	14.170
n-Hexane	0.164	0.995	25–200	1.075	19.664
Pyridine	2.793	0.999	5–50	1.492	1.603
THF	0.205	0.996	25–200	1.259	18.398