Table 2. pH of QSLE, LJLE, and CTLE extracted under different conditions

Temperature(℃)	Extraction time (h)	pH
Temperature(℃)	Extraction time (h)	QSLE¹⁾	LJLE²⁾	CTLE³⁾
70	1	4.80±0.02^a⁴⁾^C⁵⁾	5.23±0.01^c^B	5.32±0.03^d^e^A
	2	4.76±0.01^c^C	5.19±0.01^d^B	5.34±0.01^d^A
	3	4.68±0.01^f^C	5.21±0.01^d^B	5.26±0.01^f^A
	4	4.67±0.01^f^C	4.91±0.01^f^B	5.22±0.01^g^A
	5	4.65±0.01^g^C	4.90±0.01^f^B	5.17±0.01ⁱ^A
80	1	4.78±0.01^b^C	5.27±0.02^b^B	5.42±.0.01^b^A
	2	4.72±0.01^e^C	5.40±0.01^a^A	5.33±0.01^d^e^B
	3	4.75±0.01^d^C	5.26±0.02^b^B	5.38±0.01^c^A
	4	4.74±0.01^d^C	4.82±0.01^h^B	5.23±0.01^g^A
	5	4.74±0.01^d^C	4.83±0.01^g^h^B	5.23±0.01^g^A
90	1	4.23±0.01^h^C	5.12±0.02^e^B	5.32±0.01^e^A
	2	4.16±0.01ⁱ^C	4.85±0.00^g^B	5.20±0.01^h^A
	3	4.10±0.01^j^C	4.80±0.01ⁱ^B	5.37±0.01^c^A
	4	4.10±0.01^j^C	4.77±0.02^j^B	5.52±0.01^a^A
	5	4.09±0.01^j^C	4.73±0.01^k^B	5.50±0.01^a^A

¹⁾QSLE, Quercus salicina Blume leaf hot water extract.
²⁾LJLE, Ligustrum japonicum leaf hot water extract.
³⁾CTLE, Clerodendrum trichotomum leaf hot water extract.
⁴⁾^a^-^kMeans with the same superscripts in a column are not significantly different by Duncan’s multiple range test (p<0.05).
⁵⁾^A^-^CMeans with the same superscripts in a row are not significantly different by Duncan’s multiple range test (p<0.05).