We provide reliable testing of fertilizers and plastics, ensuring their quality and compliance with applicable standards.
Plastic Analysis
| Tested parameter | Test method |
|---|---|
| Density of non-porous plastics by gas pycnometer method | PN-EN ISO 1183-3 |
| Density of non-porous plastics – immersion method (for density > 0.8812 g/cm³) | PN-EN ISO 1183-1 |
| Bulk density of plastics passing through a specified funnel | PN-ISO 60 |
| Flowability of PVC and plastics | PN-EN ISO 6186 Metoda A |
| Thermal stability of plastics | PN-C-89265-4 |
| Thermal stability of PVC by hydrogen chloride evolution | DIN 53381-1 |
| Water absorption of plastics | PN-EN ISO 62 |
| Plasticizer migration | PN-EN ISO 177 |
| Hardness of plastics (Shore A and D) | PN-ISO 868 |
| Tensile strength of plastics | PN-ISO 37, PN-EN ISO 527-1, PN-EN ISO 527-2; PN-EN ISO 527- 3, PN-C-89265-4; PN-EN ISO 6259-1 |
| Flexural strength of plastics | PN-EN ISO 178 |
| Impact strength (Charpy method) | PN-EN ISO 179-1 |
| Impact tensile strength of plastics | PN-EN ISO 8256 Metoda A |
| Resistance to cracking at low temperatures | PN-C-89055 |
| Impact resistance of plastics | PN-EN 607 zał.B |
| Thermal shrinkage of plastics |
PN-EN ISO 2505 |
| Vicat softening temperature | PN-EN ISO 306; PN-EN ISO 2507-2 |
| Heat deflection temperature (HDT) | PN-EN ISO 75-2 |
| Melting temperature of plastics | PN-EN ISO 11357-3 |
| Degree of gelation of plastics | Technical instruction |
| Surface resistivity of solid materials |
PN-EN IEC 62631-3-1 |
| Permittivity and dielectric loss factor of solid materials | PN-EN 62631-1 |
| Electrical resistivity and permittivity of insulating liquids | PN-EN 60247 |
| Resistance to hot humid air | PN-C-89265-4:1998 |
| Weathering resistance (xenotest) | PN-EN ISO 4892-2 |
| Color of plastics (CIELab, Hunter systems, whiteness, yellowness) |
Technical instruction |
| Color fastness (grey scale) | PN-EN 20105-A02, PN-EN 105-A03 |
| Mass loss of plastics | PN-C-89265-4 |
| Melt flow rate (MFR/MVR) | PN-EN ISO 1133-1 PN-EN ISO 1133-2 |
| Extrusion of hoses/strips with parameter printing | Technical instruction |
| Gelation time of dry blends | Technical instruction |
| Decomposition time and dynamic thermal stability of dry blends | Technical instruction |
| Drying time of PVC (plasticizer absorption) | Technical instruction |
| Mechanical impurities and foreign particles in PVC | PN-EN ISO 1265 |
| K-value / reduced viscosity of PVC | PN-EN ISO 1628-2 |
| Residual vinyl chloride in PVC and plastics | PN-EN ISO 6401 |
| Sieve analysis of PVC using air-jet sieve | PN-EN ISO 4610 |
| Volatile substances in PVC | PN-EN ISO 1269 |
| Volatile substances in plastics | PN-C-89265-4 |
| Plasticizer absorption by PVC | PN-EN ISO 4608 |
| Film thickness | PN-EN 4593 |
| Preparation of plastic specimens | PN-EN ISO: 293; PN-EN ISO: 24023-2; PN-EN ISO: 21306-2; PN-EN ISO 2818; PN - EN ISO 17855-2 |