Rapid Identification of Geographical Origin of Commercial Soybean Marketed in Vietnam by ICP-MS

Table 2

Contents (µg/g, fresh weight base) of the 40 elements in soybean from 4 countries.

Element	Region
	Canada	US	Brazil	Vietnam
	(n = 8)	(n = 9)	(n = 6)	(n = 15)
^11B	423.25 ± 16.851	336.8 ± 24.735	393.86 ± 61.80	483.93 ± 11.305
^28Si	<MDL	<MDL	<MDL	<MDL
^24Mg	<MDL	<MDL	<MDL	<MDL
^27Al	840.93 ± 15.08	1363 ± 113.56	2379.3 ± 1103.3	535.27 ± 15.791
^43Ca	614.16 ± 11.52	561.85 ± 41.81	908.07 ± 14.59	279.28 ± 6.78
^45Sc	<MDL	<MDL	<MDL	<MDL
^47Ti	27.253 ± 2.2199	25.813 ± 2.0944	32.832 ± 1.724	24.087 ± 0.5734
^55Mn	45.866 ± 0.9681	45.897 ± 3.8135	53.095 ± 1.555	44.133 ± 1.0460
^56Fe	31.988 ± 2.313	94.76 ± 7.07	13.542 ± 5.908	23.52 ± 2.11
^59Co	0.0534 ± 0.0026	0.2290 ± 0.0196	0.1438 ± 0.0093	0.0467 ± 0.0011
^60Ni	16.567 ± 0.3169	50.421 ± 3.8666	50.017 ± 1.466	25.14 ± 0.5817
^63Cu	77.783 ± 7.7178	47.226 ± 3.9288	10.26 ± 0.4853	63.227 ± 1.4837
^66Zn	58.743 ± 0.9605	46.583 ± 0.3609	73.325 ± 1.754	43.533 ± 1.0164
^69Ga	8.6455 ± 1.075	14.67 ± 1.1573	5.2507 ± 3.9859	16.792 ± 0.3872
^75As	0.342 ± 0.0118	0.4308 ± 0.038	0.3563 ± 0.0336	0.1385 ± 0.0031
^78Se	2.4045 ± 0.1028	1.4091 ± 0.0047	1.8943 ± 0.0140	5.3848 ± 0.0231
^85Rb	27.161 ± 0.2047	29.675 ± 0.2124	12.522 ± 0.7153	35.208 ± 0.8644
^88Sr	0.97807 ± 0.031	0.82645 ± 0.020	1.0689 ± 0.047	5.2305 ± 0.0217
^89Y	0.121 ± 0.0082	0.1456 ± 0.0124	0.2112 ± 0.0123	0.0716 ± 0.0017
^90Zr	0.8295 ± 0.0639	0.4728 ± 0.0371	1.5277 ± 0.0205	0.7286 ± 0.0170
^93Nb	0.0314 ± 0.0037	0.0395 ± 0.003	0.0349 ± 0.0033	0.0849 ± 0.0019
^95Mo	4.9766 ± 0.2664	5.9762 ± 0.5723	38.284 ± 2.137	7.1016 ± 0.2418
^103Rh	0.0017 ± 0.0008	0.0022 ± 0.0001	0.0002 ± 0.0007	<MDL
^137Ba	0.61 ± 0.0019	0.704 ± 0.018	0.95 ± 0.047	4.205 ± 0.268
^139La	<MDL	<MDL	<MDL	<MDL
^208Pb	<MDL	<MDL	<MDL	<MDL
^163Dy	<MDL	<MDL	0.0092 ± 0.0009	<MDL
^165Ho	<MDL	<MDL	0.0017 ± 0.0001	0.3003 ± 0.0023
^69Tm	<MDL	<MDL	<MDL	<MDL
^175Lu	<MDL	<MDL	<MDL	<MDL
^178Hf	0.0035 ± 0.0002	0.0127 ± 0.0009	0.0066 ± 0.0002	0.0024 ± 0.0002
^181Ta	0.0582 ± 0.0046	0.0324 ± 0.0024	0.0637 ± 0.0005	0.0753 ± 0.0018
^182W	0.01151 ± 0.001	0.01206 ± 0.001	0.01116 ± 0.004	0.01425 ± 0.001
^185Re	0.1822 ± 0.0364	0.209 ± 0.0155	0.2216 ± 0.0082	0.2739 ± 0.0085
^197Au	0.0049 ± 0.0002	0.0015 ± 0.0001	0.0448 ± 0.0076	0.0138 ± 0.0003
^202Hg	0.0143 ± 0.0017	0.0058 ± 0.0004	0.0121 ± 0.0058	0.0232 ± 0.0005
^205Tl	0.0022 ± 0.0001	<MDL	0.0016 ± 0.0001	<MDL
^208Pb	0.0263 ± 0.0003	0.0079 ± 0.0006	0.0195 ± 0.0099	0.0396 ± 0.0020
^90Th	<MDL	<MDL	<MDL	<MDL
^92U	<MDL	<MDL	<MDL	<MDL

Data express means ± SD (standard deviation); MDL: method detection limit.