Journal of Chemistry / 2015 / Article / Tab 7 / Research Article
Evaluation of Heavy Metals Contamination from Environment to Food Matrix by TXRF: The Case of Rice and Rice Husk Table 7 Concentration of hazardous elements in rice samples reported in different literature studies: (a) arithmetic means; (b) arithmetic standard deviations; (c) [
34 ]; (d) [
35 ]; and (e) [
36 ].
Element Area AM (a) ASD (b) MIN MAX Cu Taizhou 13 4260 826 3037 5184 Commercial rice, China 5 3326 774 2812 4478 Vietnam (c) 31 2600 1100 5800 Bangladesh (d) — — — — Hangzhou (e) — — — — Raipur 5 2560 710 1662 3438 Korba 5 2610 360 2222 2995 Pb Taizhou 13 2042 2070 256 2602 Commercial rice, China 4 356 267 167 745 Vietnam (c) — — — — Bangladesh (d) 3 2370.0 1980.0 2010.0 2400.0 Hangzhou (e) 5 131 103 45 308 Raipur 5 340 90 235 452 Korba 5 250 170 78 514 Ni Taizhou 13 761 391 339 1134 Commercial rice, China 4 476 276 201 818 Vietnam (c) 31 869 <100 2022 Bangladesh (d) — — — — Hangzhou (e) — — — — Raipur 5 880 660 216 1770 Korba 5 850 670 387 2009 Mn Taizhou 13 28640 5570 21977 37490 Commercial rice, China 4 9363 3288 5804 12708 Vietnam (c) 31 9900 5900 16300 Bangladesh (d) — — — — Hangzhou (e) — — — — Raipur 5 2685 6910 19700 34500 Korba 5 31200 7600 24000 43700 Cr Taizhou 13 107 83 6 279 Commercial rice, China 4 199 157 62 424 Vietnam (c) — — — — Bangladesh (d) 3 740 340 650 830 Hangzhou (e) — — — — Raipur 5 470 110 0 1600 Korba 5 n.d. n.d. n.d. n.d.
