To get back into the menu, please use the back button on the browser or select the corresponding menu item from the blue navigation bar at the top. In addition, individual analysis methods or topics can be quickly found by using the search function on our site.

You will be informed about changes in the methods via our newsletter on a regular basis. The information will be bundled so that there will usually be no more than one newsletter per quarter. Please subscribe here.

When not otherwise specified, all chemical reagents must be of at least reagent-grade (p. a.) and all solutions are aqueous.