Soil reference materials
These reference materials are presented in bottles containing 65 mL of dried and sieved soil.
The available parameters for this kind of matrix are the following ones:
| Antimony | Chromium | Nickel |
| Arsenic | Phosphorus | Kjeldahl Nitrogen |
| Exchange Bases | Fósforo asimilable | pH |
| Available Boron | Total Phosphorus | Lead |
| Cadmium | Iron | Potassium |
| Calcium | Magnesium | Available Potassium |
| Available Calcium | Available Magnesium | Selenium |
| Equivalent Calcium Carbonate | Organic Matter | Sodium |
| Copper | Oxidable Organic Matter | Zinc |
| Conductivity |
You can check the available concentrations requesting our appendix for physical-chemical reference materials through our e-mail address comercial@ielab.es.



