Mineral element composition of several micronutrient sources, in percent by weight of packaged product.
| Perk | Esmigran | FTE 503 | FTE 504 | STEM | Lesco-Fe plus | Micro Max | |
|---|---|---|---|---|---|---|---|
| Boron* | 0.02 | 0.02 | 3.0 | 3.8 | 1.45 | 0.05 | 0.1 |
| Iron | 3.7 | 2.0 | 18.0 | 14.0 | 7.5 | 5.0 | 12.0 |
| Manganese | 2.2 | 0.5 | 7.5 | 7.0 | 8.2 | 0.5 | 2.5 |
| Zinc | 0.7 | 1.0 | 0.05 | 7.0 | 4.5 | 1.0 | 1.0 |
| Copper | 0.2 | 0.3 | 3.0 | 7.0 | 3.2 | 0.5 | 0.5 |
| Molybdenum | 0.002 | 0.0006 | 0.2 | 0.07 | 0.046 | — | 0.005 |
↵* 1 % = 1 0,000 ppm