Application of Electronic Nose to Predict the Optimum Fermentation Time for Low-Country Sri Lankan Tea

Table 5

Comparison of time at maximum peak for Digi-Nose sensors and theaflavin.

Peak	Fermentation cycle	Time at maximum peak (min.)				Theaflavin (TF)
		MQ2	MQ3	MQ4	MQ5
1	2019-11-05-B8	16.5	19.5	10.5	10.5	45
	2020-07-03-B3	25.5	25.5	19.5	28.5	30
	2020-07-03-B5	13.5	22.5	10.5	19.5	30
	2020-07-06-B6	13.5	13.5	16.5	19.5	30
	2020-07-07-B11	28.5	10.5	10.5	25.5	15
	2019-11-05-B8	37.5	40.5	37.5	49.5	45
	2020-07-03-B3	37.5	37.5	34.5	43.5	30
2	2020-07-03-B5	46.5	34.5	37.5	64.5	30
	2020-07-06-B6	31.5	31.5	34.5	31.5	30
	2020-07-07-B11	73.5	49.5	37.5	43.5	15