The successful completion of many Pharmacopeia tests and assays requires adjustment to or maintenance solutions. In pH measurements, standard buffer solutions are required for
reference purposes
| 1x | Pt-Co/ Hazen 200 Colour Reference Standard | EUR 89.00 |
| 1x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -1.00 |