| SRM 2709 | IAEA Soil 7 | ||
Element | I.V | C.I | I.V | C.I |
Al | 2.6* | 2.0 - 3.1* | 47,000 | 44,000 - 5100 |
As | <20 | - | 13.4 | 12.5 - 14.5 |
Ba | 398 | 392 - 400 | 159 | 131 - 196 |
Br | - | - | 7 | 3 - 10 |
Ca | 1.5* | 1.4 - 1.7* | 163,000 | 157,000 - 174,000 |
Co | 12 | 10 - 15 | 1.3 | 8.4 - 10.1 |
Cu | 32 | 26 - 40 | 11 | 9 - 13 |
Fe | 3.0* | 2.5 - 3.3 | 25,700 | 25,200 - 26,300 |
Ga | - | - | 10 | 9 - 13 |
K | 0.32* | 0.26 - 0.37 | 12,100 | 11,300 - 12,700 |
La | - | - | 28 | 27 - 29 |
Mg | 1.4* | 1.2 - 1.5* | 11,300 | 11,000 - 11,800 |
Mn | 470 | 360 - 600 | 631 | 604 - 650 |
Ni | 78 | 65 - 90 | 26 | 21 - 37 |
P | 0.07* | 0.05 - 0.07* | 460 | 460 - 462 |
Pb | 13 | 12 - 18 | 60 | 55 - 71 |
Rb | - | - | 51 | 47 - 56 |
Si | <0.01* | - | 180,000 | 169,000 - 201,000 |
Sr | 101 | 100 - 112 | 108 | 103 - 114 |
Ti | 0.038* | 0.03 - 0.04* | 3000 | 2600 - 3700 |
V | 62 | 51 - 70 | 66 | 59 - 73 |
Zn | 100 | 87 - 120 | 104 | 101 - 113 |