All Solutions according to DIN Methods 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 | Nitric acid - concentrate to make 1L 0.1 M (0.1N)... | EUR 26.00 |
| 1x | Acetate Buffer pH 4.4 (acc. to Ph Eur) | EUR 65.00 |
| 1x | Acetate Buffer pH 3.5 for Heavy metals | EUR 120.00 |
| 1x | 7 components: 2000mg/l each of Benzene [CAS:71-43... | EUR 54.00 |
| 1x | Conductivity Standard 20 uS/cm at 25 C | EUR 72.00 |
| 5x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -5.00 |