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 | Colour Reference Solutions B: B1-B9 (9x2 ml vials... | EUR 287.00 |
| 1x | Ammonia, Lead-free (acc. to Ph Eur) | EUR 75.00 |
| 1x | Turbidity Standard 750 NTU (Formazin) | EUR 79.00 |
| 1x | Hydrochloric Acid Buffer pH 1.6 | EUR 68.00 |
| 1x | Ammonium Hydroxide 2M TS | EUR 67.00 |
| 1x | Cupric Acetate TS, Stronger (Barfoed's Reagent) | EUR 77.00 |
| 6x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -6.00 |