Add Ferroin indicator and titrate with 0.025 N ferrous ammonium sulphate solution.
Set up a curvilineal equation of acid-base titration,and every pHysics meanings in the equation and factors of the effect its titrate suddenly jump range were discussed.
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.
Add Ferroin indicator and titrate with 0.025 N ferrous ammonium sulphate solution.
Set up a curvilineal equation of acid-base titration,and every pHysics meanings in the equation and factors of the effect its titrate suddenly jump range were discussed.
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.
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