AN-T-092 Fully automatic photometric titration of the total acid number (TAN) according to ASTM D974-11 AN-T-091 Fully automatic determination of the total content of Ba, Ca, Mg, Pb, and Zn in unused ...

In detergents and soaps, complexing agents such as EDTA are used for reducing the hardness of water by removal of undesired metal ions. Utilizing cupric sulfate as the titrant and Cu-ISE as the ...