In the test and assays of the Pharmacopoeia, indicators are required to indicate the completion of a chemical reaction in volumetric analysis or to indicate the pH of solutions.
| 1x | Water, Nitrate-free and Nitrite-free | EUR 64.00 |
| 1x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -1.00 |