Most of our special test papers are semi-quantitative. They have a high-quality colour chart that allows quick and easy determination.
| Manufacturer: | Macherey-Nagel GmbH & Co. KG |
| Article description 1: | Ammonia test, fast detection |
| Article description 2: | 0-0, 5-1-3-6 mg/L NH4+ |
| Article description 3: | pack of 25 |
