Table 3.

Concentrations of aflatoxins contaminated maize samples as determined by thin layer chromatography

Sample no.	Concentration of aflatoxins (ppb)	Sample no.	Concentration of aflatoxins (ppb)	Sample no.	Concentration of aflatoxins (ppb)
MS1	43	MS26	56	MS51	35
MS2	36	MS27	51	MS52	44
MS3	51	MS28	34	MS53	36
MS4	44	MS29	37	MS54	44
MS5	39	MS30	52	MS55	65
MS6	45	MS31	51	MS56	52
MS7	57	MS32	62	MS57	49
MS8	57	MS33	36	MS58	52
MS9	35	MS34	47	MS59	78
MS10	48	MS35	48	MS60	76
MS11	52	MS36	61	MS61	81
MS12	48	MS37	44	MS62	85
MS13	55	MS38	31	MS63	62
MS14	36	MS39	51	MS64	83
MS15	75	MS40	46	MS65	54
MS16	48	MS41	42	MS66	65
MS17	59	MS42	43	MS67	43
MS18	57	MS43	65	MS68	31
MS19	37	MS44	39	MS69	35
MS20	55	MS45	51	MS70	52
MS21	45	MS46	44	MS71	54
MS22	52	MS47	35	MS72	74
MS23	63	MS48	43	MS73	81
MS24	46	MS49	47	MS74	43
MS25	55	MS50	51	MS75	31
MS76	45	MS101	51	MS126	46
MS77	53	MS102	52	MS127	44
MS78	51	MS103	61	MS128	45
MS79	68	MS104	48	MS129	48
MS80	64	MS105	45	MS130	51
MS81	59	MS106	42	MS131	44
MS82	56	MS107	42	MS132	81
MS83	48	MS108	62	MS133	52
MS84	37	MS109	91	MS134	41
MS85	51	MS110	58	MS135	60
MS86	51	MS111	57	MS136	79
MS87	30	MS112	59	MS137	75
MS88	41	MS113	56	MS138	61
MS89	32	MS114	52	MS139	87
MS90	64	MS115	60	MS140	82
MS91	47	MS116	54	MS141	60
MS92	86	MS117	51	MS142	51
MS93	54	MS118	53	MS143	35
MS94	62	MS119	47	MS144	32
MS95	34	MS120	60	MS145	51
MS96	38	MS121	57	MS146	42
MS97	56	MS122	48	MS147	51
MS98	52	MS123	54	MS148	20
MS99	65	MS124	42	MS149	58
MS100	69	MS125	41	MS150	48

Aflatoxins concentrations were quantified by comparing with the standards developed on thin layer chromatography. Detection limit for aflatoxins was 2–200 ppb