All Solutions according to EPA 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 | PAH Standard Solution 6 components (ISO 7981-1) ... | EUR 42.00 |
| 1x | Multiple compound stock solution (ISO 17993) 15 ... | EUR 84.00 |
| 1x | NCC Standard Solution - 11 components (EPA 619) ... | EUR 110.00 |
| 1x | Acid Phthalate Buffer pH 2.2 | EUR 68.00 |
| 1x | Nitric acid - concentrate to make 1L 0.1 M (0.1N)... | EUR 27.00 |
| 5x | Discount for non-paper Certificate of Analysis | EUR -5.00 |