All Density 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 | Ammonium Acetate - Ethanol Buffer Solution (pH 3.... | EUR 65.00 |
| 1x | Citrate Buffer Solution (pH 6.2) | EUR 65.00 |
| 1x | Borate-Potassium Chloride Buffer Solution (pH 9.0) | EUR 65.00 |
| 1x | Citrate - Disodium Hydrogen Phosphate Buffer Solu... | EUR 65.00 |
| 1x | Phosphate Buffer Solution (pH 2.0) | EUR 65.00 |
| 1x | Citrate - Disodium Hydrogen Phosphate Buffer Solu... | EUR 65.00 |
| 6x | Discount for non-paper Certificate of Analysis | EUR -6.00 |