| Chloride | Determination of chloride in concrete | EN |
| Chromate (VI) |
Determination of water soluble chromate(VI) in cement
| EN DE |
| Elecrto plating / bath color | Checking the color of electroplating bath. Determination of the contents of chromium (VI), copper and nickel | DE |
| Hazen color | True and apparent color in compact photometer PF-12Plus | EN |
| Iron | Removal of molybdenum interferences in iron tests | EN DE |
| Phosphates, condensed | Determination of condensed phosphates | DE |
| Phosphonates | Determination of phosphonates with NANOCOLOR NanOx Metal and VISOCOLOR ECO Phosphate | EN |
| Sodium | Determination of sodium in nutrient solutions | EN DE |
| Sodium | Determination of sodium in water with VISOCOLOR | EN |
| Standard tests | Simplification of NANOCOLOR standard tests | EN DE |
| Total hardness | Determination of total hardness in presence of Cu(II) ions | EN DE |