Table 5. Conductivity (μS/cm) and pH of oils extract using different solvents

Sample	Property	Hexane	CCl₄	Petroleum ether	Acetone	Methanol
Control¹⁾	Cond.	0.30±0.01^2)a3)	0.27±0.02^a	0.31±0.02^b	0.28±0.01^a	0.29±0.01^a
Control¹⁾	pH	5.10±0.10^b	4.80±0.10^a	5.00±0.20^b	4.90±0.10^a	4.70±0.20^a
Cola rostrata	Cond.	0.32±0.01^a	0.31±0.02^a	0.31±0.02^a	0.32±0.01^a	0.32±0.03^a
Cola rostrata	pH	6.10±0.10^a	6.40±0.10^a	6.20±0.10^a	6.20±0.10^a	6.10±0.20^a
Dacryodes edulis	Cond.	0.30±0.03^a	0.31±0.01^a	0.30±0.02^a	0.33±0.02^a	0.32±0.02^a
Dacryodes edulis	pH	6.10±0.20^c	4.60±0.10^a	6.30±0.10^c	5.20±0.10^b	4.40±0.20^a
Dennettia tripetala	Cond.	0.33±0.01^a	0.30±0.02^a	0.30±0.01^a	0.32±0.02^a	0.32±0.02^a
Dennettia tripetala	pH	6.20±0.10^a	6.20±0.10^a	6.30±0.20^a	6.40±0.10^a	6.30±0.20^a
Persea americana	Cond.	0.31±0.02^a	0.31±0.02^a	0.32±0.03^a	0.32±0.03^a	0.32±0.03^a
Persea americana	pH	6.20±0.10^a	6.30±0.10^a	6.10±0.10^a	6.10±0.20^a	6.20±0.20^a

Commercial palm kernel oil (PKO).
Values are mean±SD (n=5).
Different superscript letters (^a-c) indicate significant differences (p<0.05) between values in the same row by the Duncan’s multiple range test.