Detection of Melamine in Soybean Meal Using Near-Infrared Microscopy Imaging with Pure Component Spectra as the Evaluation Criteria

Table 3

Discriminant results of the analysis of the Set B samples using CLS.

Sample number	Melamine (g kg^−1)	Melamine detected
		(g kg^−1)	Max of	Number of spectra
Set B1	5	1.16	1.0919	1,955
Set B2	5	1.01	0.7524	1,897
Set B3	5	0.92	0.6206	1,959
Set B4	5	0.41	0.5971	1,337
Set B5	5	0.67	0.5686	1,509
Set B6	10	3.06	0.6696	6,635
Set B7	10	3.27	0.8080	6,449
Set B8	10	3.53	0.8891	7,865
Set B9	10	2.91	0.7721	7,998
Set B10	10	4.78	0.9064	10,871
Set B11	25	8.54	0.9536	21,913
Set B12	25	7.03	0.5367	25,188
Set B13	25	6.74	0.7325	15,940
Set B14	25	9.18	0.8827	19,452
Set B15	25	9.35	0.7916	39,533
Set B16	50	37.22	0.9413	90,127
Set B17	50	28.71	0.8753	81,584
Set B18	50	34.09	0.5128	106,041
Set B19	50	26.78	0.6352	89,335
Set B20	50	34.37	0.6912	101,457