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 |
| 1x | High purity deionised water | EUR 23.00 |
| 1x | 2,4,5-Trimethylbenzaldehyde CAS:5779-72-6 | EUR 60.50 |
| 1x | 2-Phenylpropionaldehyde CAS:93-53-8 EC:202-255-5 | EUR 37.55 |
| 1x | CRM water 3 - 31 elements: Ca 100mg/l ; Mg 20mg/l... | EUR 254.00 |
| 1x | 1,3-Diphenylguanidine [CAS:102-06-7] | EUR 25.41 |
| 7x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -7.00 |