We provide reliable testing of fertilizers and plastics, ensuring their quality and compliance with applicable standards.
Fertilizers analysis
| Tested parameter | Test method |
|---|---|
| Particle size analysis | PN-EN-1235 |
| Sum of nitrate and ammonium nitrogen (Devarda method) | PN-EN-15476 |
| Ammonium nitrogen | PN-EN 15475 |
| Chlorides in ammonium nitrate | Regulation (EC) No 2003/2003, Annex III, Method 3 |
| Bulk density of granular products | PN-C-04532 |
| Magnesium | PN-EN 16198 |
| Calcium | PN-EN 16196 |
| Magnesium in ammonium nitrate | PN-C-87030 |
| Angle of repose of solid fertilizers | PN-EN 12047:1999 |
| Oil retention in ammonium nitrate | Regulation (EC) No 2019/1009, Annex IV, Part II, Module 1, p.4.1 |
| Sulfur as sulfates | PN-EN-15749 metoda A,B |
| Combustible components in ammonium nitrate | Regulation (EC) No 2003/2003, Annex III, Method 3 |
| Sum of calcium and magnesium nitrates in fertilizers | Technical instruction |
| Caking tendency of fertilizers | Technical instruction |
| Granule hardness of ammonium nitrate | Technical instruction |
| Water (thermogravimetric method | Technical instruction |
| Volume change after thermal cycles | Technical instruction |
| Arsenic content | PN-EN 16317 |
| Chromium (VI) content | PN-EN 16318 |
| Zinc content | PN-EN 16963 |
| Copper content | PN-EN 16963 |
| Nickel content | PN-EN 16319 |
| Lead content | PN-EN 16319 |
| Mercury content | In-house method nr 150 |
Dolomite Stone Analysis
| Tested parameter | Test method |
|---|---|
| Silicon dioxide (silica) | PN-B-04350:1976 |
| Calcium oxide | PN-H-04156-07:1981 |
| Magnesium oxide | PN-H-04156-08:1981 |
| Iron and aluminum oxides (R2O3) | PN-C-84089:1990 |
| Moisture | PN-B-04350-1976 |
Anhydrite Stone Analysis
| Tested parameter | Test method |
|---|---|
| Sulfates | PN-C-84089:1990 |
| Hygroscopic water | PN-C-84089:1990 |
| Crystallization water | PN-C-84089:1990 |
| Silica and insoluble substances in hydrochloric acid | PN-C-84089:1990 |
| Iron and aluminum oxides (R2O3) | PN-C-84089:1990 |
Ammonia Water Analysis
| Tested parameter | Test method |
|---|---|
| Ammonia content | PN-C-84035:1997 |
| Dry residue | PN-C-84035:1997 |
| Color (Hazen scale, visual method) | PN-C-04534-01:1981 |
Potassium Carbonate Analysis
| Tested parameter | Test method |
|---|---|
| Potassium carbonate content | Technical instruction |
| Chlorine | PN-C-04518:1982 |
| Sulfate sulfur | Technical instruction |