Question
How would you usually prepare starch indicator solution for iodine titrations? Can the solution be stored for a few months in the fridge?
I noticed that sometimes the starch indicator solution in the fridge has turned cloudy, in which case we should prepare a new solution?
I noticed that sometimes the starch indicator solution in the fridge has turned cloudy, in which case we should prepare a new solution?
Answers
I've never tried storing starch indicator in a refrigerator. I've ALWAYS made it fresh and use it the same day. I don't trust it more than a day although I've seen it stay ok for 2-3 days. Still, it's so easy to make I make it fresh each day.
Related Questions
I found the following procedure to prepare starch indicator solution on a website:-
To prepare st...
In titrations involving sodium thiosulphate and potassium iodide, is it necessary to use starch solu...
15.0 mL of an iodine solution of unknown molarity was titrated against a .001 M solution of S2o32-....
What would happen if you did an experiment in which the iodine solution was placed in the dialysis t...