| 1x | Methyl Yellow Paper (Pack of 50) | EUR 42.00 |
| 1x | Neutralized Phthalate Buffer pH 5.2 | EUR 65.00 |
| 1x | Phenolphthalein Paper (Pack of 50) | EUR 171.00 |
| 1x | Standard Nitrate Solution | EUR 56.00 |
| 1x | Litmus Paper Blue (Pack of 50) | EUR 171.00 |
| 1x | Dithizone extraction solution | EUR 163.00 |
| 6x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -6.00 |