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 | Total Acid Number (TAN) - 0.1 mgKOH/g | EUR 189.00 |
| 1x | Total Base Number (TBN) - 1 mgKOH/g | EUR 189.00 |
| 1x | Total Acid Number (TAN) - 2.5 mgKOH/g | EUR 189.00 |
| 1x | Total Acid Number (TAN) - 20 mgKOH/g | EUR 546.00 |
| 4x | Discount for non-paper Certificate of Analysis | EUR -4.00 |