. 2023 Sep 14;60(12):3014–3023. doi: 10.1007/s13197-023-05830-z

Table 3.

Response time of DPPH impregnated paper-based disc sensor in stored PG, PO and PO spiked PG samples at ambient temperature (30 °C)

Storage Days	Response time (min)
Storage Days	PG	PO	Si	Sii	Siii	Siv	Sv
0	250.00 ± 5.00^aD	0.50^aA	3.00 ± 0.50^aA	5.00 ± 0.50^aA	8.67 ± 0.58^aA	20.33 ± 0.58^aB	143.33 ± 5.55^aC
15	250.00 ± 5.00^aE	0.50^aA	3.00 ± 0.50^aAB	5.00 ± 0.50^aAB	9.33 ± 0.58^aB	20.67 ± 0.58^aC	153.33 ± 2.89^abD
30	265.00 ± 5.00^bF	0.50^aA	3.00 ± 0.50^abAB	5.67 ± 0.58^abB	10.33 ± 0.58^bC	29.67 ± 0.58^bD	158.33 ± 2.89^abE
45	276.67 ± 5.77^cF	0.50^aA	3.00 ± 0.50^abcAB	5.33 ± 0.58^abcB	10.67 ± 0.58^bC	34.00 ± 2.00^cD	166.67 ± 2.89^bcE
60	285.00 ± 5.00^cdF	0.50^aA	3.33 ± 0.58^abcdAB	5.67 ± 0.58^abcB	11.67 ± 0.58^cC	41.00 ± 1.73^dD	170.00 ± 5.00^bcdE
75	288.33 ± 2.89^dF	0.50^aA	3.67 ± 0.58^abcdB	5.67 ± 0.58^abcB	11.67 ± 0.58^cC	42.00 ± 1.73^deD	178.33 ± 2.89^cdE
90	293.33 ± 5.77^deF	0.50^aA	4.00 ± 0.50^abcdAB	6.00 ± 0.50^bcdB	11.67 ± 0.58^cC	44.33 ± 2.52^eD	188.33 ± 2.89^deE
105	300.00 ± 5.00^eF	0.50^aA	4.00 ± 0.50^abcdAB	6.33 ± 0.58^cdB	12.33 ± 0.58^cdC	48.00 ± 1.00^fD	198.33 ± 2.89^efE
120	300.00 ± 5.00^fE	0.50^aA	4.00 ± 0.50^abcdA	6.33 ± 0.58^cdAB	12.33 ± 0.58^cdB	49.67 ± 1.58^fC	205.00 ± 5.00^efD
135	325.00 ± 5.00^gF	0.50^aA	4.00 ± 0.50^abcdAB	6.67 ± 0.58^dB	12.33 ± 0.58^cdC	52.00 ± 1.00^gD	211.67 ± 2.89^fgE
150	337.67 ± 2.52^hF	1.00^aA	4.00 ± 0.50^abcdB	6.67 ± 0.58^dB	12.33 ± 0.58^cdC	54.00 ± 1.00^ghD	216.33 ± 4.04^fghE
165	353.33 ± 5.77^iD	1.00^aA	4.67 ± 0.58^bcdA	7.67 ± 0.58^eA	12.67 ± 0.58^cdA	56.00 ± 1.00^hiB	220.33 ± 4.81^ghiC
180	360.00 ± 5.00^iF	1.00^aA	4.67 ± 0.58^cdAB	8.00 ± 0.50^eB	13.00 ± 1.00^deC	57.67 ± 1.58^ijD	225.00 ± 5.00^hijE
195	373.33 ± 2.89^jG	1.00^aA	4.67 ± 0.58^cdB	8.00 ± 0.50^eC	13.33 ± 1.58^defD	59.00 ± 1.00^jkE	228.67 ± 5.89^hijF
210	383.33 ± 2.89^kG	1.00^aA	5.00 ± 0.50^dB	8.00 ± 0.50^eC	13.67 ± 1.58^efgD	60.33 ± 1.58^klE	230.33 ± 5.15^ijkF
225	391.67 ± 2.89^klG	1.00^aA	5.00 ± 0.50^dB	8.00 ± 0.50^eC	14.00 ± 1.00^ghiD	60.33 ± 1.15^klE	233.00 ± 5.73^jkF
240	395.00 ± 5.00^lmF	1.00^aA	5.00 ± 0.50^dB	8.00 ± 0.50^eB	14.33 ± 1.58^hiC	61.33 ± 1.15^klD	236.33 ± 5.15^jkE
255	404.00 ± 5.29^mF	1.00^aA	5.00 ± 0.50^dAB	8.00 ± 1.00^eB	14.67 ± 1.58^ijC	62.00 ± 1.73^lD	241.67 ± 5.89^jkE
270	416.00 ± 5.29^nF	1.00^aA	5.00 ± 0.50^dAB	8.00 ± 1.00^eB	15.33 ± 1.58^jC	65.00 ± 2.00^mD	246.67 ± 5.89^kE

Values are represented as Mean ± SD, n = 3; ^{a, b & A, B}–different superscript row-wise and column-wise, respectively differ significantly (p < 0.05)

PG: Pure Ghee; PO: Palm Oil; Si: PG spiked with PO @ 10%; Sii: PG spiked with PO @ 7.5%; Siii: PG spiked with PO @ 5%; Siv: PG spiked with PO @ 2.5%; Sv: PG spiked with PO @ 1%