. 2024 Nov 22;24:102036. doi: 10.1016/j.fochx.2024.102036

Table 1.

Physicochemical properties of cold brew coffee during the storage.

Storage (d)	Parameters	Control Group	IEF-1 Group	IEF-2 Group	HTST Group
0	pH	5.51 ± 0.01^b	5.46 ± 0.01^a	5.50 ± 0.06^ab	5.36 ± 0.07^a
	TSS(°Brix)	12.1 ± 0.10^b	12.3 ± 0.10^a	11.7 ± 0.10^c	12.3 ± 0.10^a
	Conductivity (mS/cm)	15.6 ± 0.10^a	15.6 ± 0.10^a	15.6 ± 0.03^a	15.6 ± 0.10^a
7	pH	5.02 ± 0.02^a	4.99 ± 0.02^ab	4.95 ± 0.05^b	4.97 ± 0.02^ab
	TSS(°Brix)	12.2 ± 0.10^a	12.1 ± 0.00^a	11.6 ± 0.12^b	12.1 ± 0.10^a
	Conductivity (mS/cm)	15.0 ± 0.10^a	15.1 ± 0.00^a	15.1 ± 0.13^a	15.1 ± 0.10^a
14	pH	4.93 ± 0.01^ab	4.91 ± 0.03^b	4.78 ± 0.01^c	4.95 ± 0.02^a
	TSS(°Brix)	11.9 ± 0.00^a	11.9 ± 0.00^a	11.4 ± 0.15^b	11.9 ± 0.00^a
	Conductivity (mS/cm)	15.5 ± 0.10^a	15.4 ± 0.10^a	15.4 ± 0.06^a	15.5 ± 0.00^a
21	pH	4.91 ± 0.02^a	4.93 ± 0.02^a	4.68 ± 0.01^b	4.93 ± 0.01^a
	TSS(°Brix)	11.9 ± 0.10^a	12.0 ± 0.10^a	11.2 ± 0.00^b	12.1 ± 0.20^a
	Conductivity (mS/cm)	15.5 ± 0.00^a	15.6 ± 0.10^a	15.5 ± 0.11^a	15.5 ± 0.10^a
28	pH	4.88 ± 0.01^bc	4.94 ± 0.03^a	4.86 ± 0.06^b	4.88 ± 0.01^bc
	TSS(°Brix)	11.9 ± 0.00^b	11.9 ± 0.00^b	12.2 ± 0.06^a	11.9 ± 0.10^b
	Conductivity (mS/cm)	15.2 ± 0.00^c	15.4 ± 0.00^b	15.3 ± 0.06^c	15.6 ± 0.10^a