The analysis reveals that the noncooperative games between developers are not Pareto Optimality, while cooperative games are generally Pareto Optimality.
The metol content and the hydroquinol content in developer solution were analyzed by potential spectrum method.During this analysis, two components were continuously titrated at the same time.
As shown by study the extracting powers of two extraction agents are changed with acidy of developer extracting power N,N-diphenyl glycine is stronger than N-n-butyl glycine for 5 metal ions.