Table 3. Effect of pH on Aflatoxin B2 Detoxification by C. citriodora leaf and branch extracts.

CONTROL	PH	3 hr		6 hr		12 hr		24 hr		48 hr		72 hr
		Toxin recovery(μg L−1)	D %	Toxin recovery(μg L−1)	D %	Toxin recovery(μg L−1)	D %	Toxin recovery(μg L−1)	D %	Toxin recovery(μg L−1)	D %	Toxin recovery(μg L−1)	D %
Toxin AFB2		49.91n	0.17	49.66lmn	0.68	49.60k–n	0.79	49.50h–n	0.99	49.42g–n	1.16	49.17d–l	1.66
Toxin + H2O	PH 2	49.87n	1.26	49.83mn	1.74	49.60k–n	4.03	49.58j–n	4.15	49.57i–n	4.22	49.42g–n	5.84
Toxin + H2O	PH 4	49.72lmn	2.78	49.67lmn	3.34	49.32e–n	6.83	49.29d–n	7.15	49.24d–m	7.57	49.11d–l	8.92
Toxin + H2O	PH 6	49.36f–n	6.40	49.35f–n	6.51	49.02c–k	9.85	48.97c–i	10.34	48.91c–h	10.87	48.91c–h	10.89
Toxin + H2O	PH 8	49.22d–m	7.83	48.86b–g	11.36	48.83a–g	11.71	48.72a–e	12.76	48.70a–e	12.97	48.69a–d	13.05
Toxin + H2O	PH 10	48.77a–f	12.35	48.46abc	15.38	48.45abc	15.46	48.44abc	15.56	48.28ab	17.23	48.25a	17.54
Toxin + H2O	WpH	49.82mn	0.36	49.43g–n	1.14	49.22d–m	1.56	48.98c–j	2.04	48.80a–f	2.41	48.29ab	3.41
TREATMENT
Corymbia Leaf + AFB2	PH 2	16.50e–s	67.00	15.01d–q	69.98	13.52c–p	72.96	12.03a–n	75.93	10.55a–k	78.91	9.99a–j	80.02
	PH 4	15.06d–q	69.88	13.73c–p	72.55	12.65b–o	74.71	12.01a–n	75.99	11.08a–l	77.83	9.96a–j	80.07
	PH 6	14.69d–p	70.6	13.57c–p	72.86	11.52a–m	76.95	11.15a–l	77.69	10.04a–j	79.93	9.29a–h	81.41
	PH 8	12.83b–o	3	11.71a–n	76.58	9.11a–h	81.79	7.99a–f	84.02	7.62a–e	84.76	3.53abc	92.95
	PH 10	9.48a–i	81.04	7.99a–f	84.02	4.64a–d	90.72	3.28abc	93.44	2.41ab	95.18	1.62a	96.77
	WpH	13.57c–p	72.86	11.96a–n	76.08	10.22a–k	79.55	9.48a–i	81.04	8.98a–h	82.03	8.36a–g	83.27
Corymbia Branch + AFB2	PH 2	33.28y	33.43	31.67xy	36.66	29.94v–y	40.13	29.19u–y	41.62	28.70u–y	42.61	26.59s–y	46.82
	PH 4	31.80xy	36.41	29.44u–y	41.12	26.59s–y	46.82	24.73q–y	50.54	23.12o–y	53.77	21.01k–x	57.99
	PH 6	29.56u–y	40.87	27.21s–y	45.58	24.36p–y	51.29	22.50n–y	55.01	20.88j–x	58.23	18.78f–u	62.45
	PH 8	27.33s–y	45.34	24.98q–y	50.05	22.12m–x	55.75	20.26i–w	59.47	18.65f–u	62.70	16.54e–s	66.91
	PH 10	26.22r–y	47.57	23.86p–y	52.28	21.01k–x	57.99	19.15g–v	61.71	17.54e–t	64.93	15.43d–r	69.15
	WpH	30.31wxy	39.38	27.95t–y	44.10	25.10q–y	49.80	23.24o–y	53.52	21.63l–x	56.75	19.52h–w	60.96

Data were analyzed by analysis of Variance (ANOVA). Values with different alphabetic letters indicate significant differences (P < 0.05) as determined by Tukey’s Multiple Range test. D%: Detoxification %age. WpH: without pH change.