Successive chelatometric titration of calcium and magnesium.
A simple procedure for the successive chelatometric titration of calcium and magnesium in natural waters, with 3',3''-bis(2-hydroxy-3-carboxy-naphthaleneazo)phenolphthalein as indicator, is described.
Tôei
K
K
Department of Chemistry, Faculty of Science, Okayama University, Okayama, Japan.
Kobatake
T
T