Multielement Principal Component Analysis and Origin Traceability of Rice Based on ICP-MS/MS

Table 8

Results of principal component analysis.

Component	Initial eigenvalue			Rotate the sum of squares loading
	Total	Variance (%)	Accumulate (%)	Total	Variance (%)	Accumulate (%)
1	10.41	38.56	38.56	7.547	27.95	27.95
2	4.800	17.78	56.34	4.870	18.04	45.99
3	3.142	11.64	67.97	3.225	11.94	57.94
4	2.243	8.306	76.28	3.223	11.94	69.87
5	1.850	6.852	83.13	2.809	10.41	80.28
6	1.282	4.749	87.88	2.052	7.599	87.88