The new ANs are: AN-T-093 Fully automatic photometric determination of the total base number (TBN) according to ASTM D974-11 AN-T-092 Fully automatic photometric titration of the total acid number ...

In photometric titration, an change in color is used to detect the endpoint. This color change is due to either the sample solution itself or an incorporated indicator. Photometric titration is ...

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 ...