TABLE 2.

Effect of naturally derived preservatives and storage time on the pH, titratable acidity and ºBrix of SCJ

Quality attribute	Treatments	Storage intervals (Days)
		0	7	14	21
pH	Control	5.42 ± 0.04 cd	5.50 ± 0.05 c	5.72 ± 0.01 b	5.89 ± 0.02 a
	AE 3%	5.31 ± 0.03 cd	5.38 ± 0.02 c	5.46 ± 0.02 b	5.58 ± 0.03 a
	AE 5%	5.23 ± 0.1 b	5.24 ± 0.01b	5.27 ± 0.01 ab	5.30 ± 0.06 a
	AE 7%	5.16 ± 0.02 bc	5.19 ± 0.04 c	5.26 ± 0.04 b	5.34 ± 0.05 a
	ME 3%	5.36 ± 0.06 c	5.43 ± 0.05 bc	5.52 ± 0.02 b	5.69 ± 0.03 a
	ME 5%	5.26 ± 0.03 b	5.28 ± 0.03 b	5.31 ± 0.03 b	5.36 ± 0.02 a
	ME 7%	5.19 ± 0.02 cd	5.23 ± 0.02 c	5.31 ± 0.01 b	5.41 ± 0.01 a
Titratable acidity (%)	Control	0.96 ± 0.06 a	0.89 ± 0.04 b	0.81 ± 0.01 c	0.72 ± 0.03 d
	AE 3%	1.03 ± 0.05 a	1.07 ± 0.02 ab	1.09 ± 0.03 b	1.11 ± 0.04 bc
	AE 5%	1.07 ± 0.05 a	1.13 ± 0.01 b	1.18 ± 0.04 bc	1.22 ± 0.02 c
	AE 7%	1.10 ± 0.02 a	1.12 ± 0.05 b	1.15 ± 0.02 bc	1.20 ± 0.01 bc
	ME 3%	0.89 ± 0.01 a	0.96 ± 0.02 ab	1.03 ± 0.03 b	1.11 ± 0.02 bc
	ME 5%	0.87 ± 0.03 a	0.94 ± 0.02 ab	1.04 ± 0.05 b	1.08 ± 0.03 c
	ME 7%	0.83 ± 0.02 a	0.88 ± 0.04 b	0.94 ± 0.01 bc	1.04 ± 0.03 c
Total soluble solids (ºBrix)	Control	20.54 ± 0.02 a	20.49 ± 0.03 a	20.44 ± 0.03 a	20.34 ± 0.02 a
	AE 3%	20.48 ± 0.05 a	20.45 ± 0.02 a	20.41 ± 0.04 a	20.37 ± 0.01 a
	AE 5%	20.50 ± 0.05 a	20.47 ± 0.06 a	20.43 ± 0.02 a	20.39 ± 0.04 a
	AE 7%	20.51 ± 0.03 a	20.50 ± 0.01 a	20.48 ± 0.02 a	20.46 ± 0.03 a
	ME 3%	20.51 ± 0.01 a	20.48 ± 0.04 a	20.45 ± 0.01 a	20.40 ± 0.01 a
	ME 5%	20.52 ± 0.03 a	20.52 ± 0.02 a	20.51 ± 0.01 a	20.48 ± 0.02 a
	ME 7%	20.54 ± 0.05 a	20.53 ± 0.03 a	20.49 ± 0.03 a	20.45 ± 0.03 a

Mean value ± SD of triplicates. Figures in the same row with different letters are significantly different (p < .05).