All Inorganic 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-n-Octyl-2-pyrrolidone [CAS:2687-94-7] | EUR 66.55 |
| 1x | Water 5% HCl for AAS and UV-VIS | EUR 23.00 |
| 2x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -2.00 |