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 | 1-Methyl-1H-benzotriazole CAS:13351-73-0 EC:236-4... | EUR 46.20 |
| 1x | Maleic acid CAS:110-16-7 EC:203-742-5 qNMR standa... | EUR 110.00 |
| 1x | 2,2-Dimethylmalonic acid CAS:595-46-0 qNMR standa... | EUR 110.00 |
| 1x | Tecnazene CAS:117-18-0 EC:204-178-2 qNMR standard | EUR 123.00 |
| 1x | Benzyl benzoate CAS:120-51-4 EC:204-402-9 qNMR st... | EUR 122.00 |
| 5x | Remise des certificats d'analyse papier | EUR -5.00 |