All Density Standards are Certified Reference Materials, produced and calibrated under CPAchem's quality system that is:
- ISO 9001 certified.
- accredited according to ISO/IEC 17025 - Testing
- accredited according to ISO 17034 - Reference Material Producer
| 1x | Pentachlorobenzene CAS:608-93-5 EC:210-172-0 qNMR... | EUR 385.00 |
| 1x | PFAS Calibration Standard (EPA Method 537) - 14 c... | EUR 152.00 |
| 1x | Calcium formate CAS:544-17-2 qNMR standard | EUR 125.00 |
| 1x | ASTM Method D5769 Internal Standard Mixture: 3 co... | EUR 130.00 |
| 4x | Remise des certificats d'analyse papier | EUR -4.00 |