All Organic Solutions 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 | Chemical Oxygen Demand COD 10000 mg/l Calibration... | EUR 155.00 |
| 1x | Chemical Oxygen Demand COD 5000 mg/l Calibration ... | EUR 155.00 |
| 1x | Total Acid Number (TAN) - 0.1 mgKOH/g | EUR 573.00 |
| 1x | Total Acid Number (TAN) - 3 mgKOH/g | EUR 573.00 |
| 1x | Total Acid Number (TAN) - 0.5 mgKOH/g | EUR 573.00 |
| 5x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -5.00 |